colors
Back to gallery

Methodical Nave Lagoon

#45b7d4
Notes

Methodical Nave Lagoon (#45B7D4) is a true cyan with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (192°, 62%, 55%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#45b7d4
RGB
rgb(69, 183, 212)
HSL
hsl(192, 62%, 55%)
HWB
hwb(192 27% 17%)
OKLCH
oklch(72.7% 0.109 218.0)
P3
color(display-p3 0.4002 0.7082 0.8180)
HSV
hsv(192, 67%, 83%)
LAB
lab(69.39% -22.88 -24.01)
LCH
lch(69.39% 33.17 226.37)
CMYK
cmyk(67%, 14%, 0%, 17%)

Etymology

Methodical
adjective

Greek méthodos, systematic-procedure — adjectival suffix -al. As a color modifier, methodical implies a clear-and-systematic-and-step-by-step quality where the hue carries the visual register of careful-procedure-followed design-element. Sits at the crisp-and-orderly end of the grid, parallel to orderly and organized in usage.

Nave
modifier

Latin navis, ship. As a color modifier, nave implies a long-cathedral-central-aisle quality, the visual register of Romanesque-and-Gothic-cathedral hand-built central-aisle nave-and-clerestory-and-vault architectural surfaces under Gothic-and-Romanesque clerestory-and-stained-glass light. Sits at the modifier-and-architecture end of the grid, parallel to apse and aisle in usage.

Lagoon
noun

A shallow body of saltwater partially or fully enclosed by a barrier — coral atoll lagoons in the Pacific, Venice's Laguna Veneta, the Florida Keys' backcountry. The color refers to the average reflectance of a calm tropical lagoon at midday: a saturated, slightly muted blue-green with the optical clarity of shallow water over white sand. Brighter than reef, cooler than aquamarine, with the postcard weight of a Pacific atoll seen from above.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#45b7d4
Original
#a4b2d6
Protanopia
#90a3d4
Deuteranopia
#00c1c0
Tritanopia
#a1a1a1
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon White
2.34:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
8.98:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##45B7D4
Display P3
Display P3
color(display-p3 0.4002 0.7082 0.8180)
P3 has subtle headroomOKLCH chroma 0.109

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

Related Colors

Canvas