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Candid Tideway

#87fbf2
Notes

Candid Tideway (#87FBF2) is a soft 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 (175°, 94%, 76%) places it in the highly saturated band at a light lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. 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
#87fbf2
RGB
rgb(135, 251, 242)
HSL
hsl(175, 94%, 76%)
HWB
hwb(175 53% 2%)
OKLCH
oklch(91.7% 0.107 188.9)
P3
color(display-p3 0.6426 0.9735 0.9464)
HSV
hsv(175, 46%, 98%)
LAB
lab(91.93% -35.09 -5.92)
LCH
lch(91.93% 35.59 189.58)
CMYK
cmyk(46%, 0%, 4%, 2%)

Etymology

Candid
adjective

Latin candidus, bright-white / honest — derived from candēre (to shine). As a color modifier, candid implies a clear-and-honest-and-direct quality where the hue carries the visual register of straightforward-honest declaration. Sits at the crisp-and-honest end of the grid, parallel to frank and plainspoken in usage.

Tideway
noun

A tidal river channel — particularly the tidal Thames between London Bridge and Teddington Lock, the historical Tideway of London's Thames-side commerce. Tideway color refers to mid-tide Thames at Greenwich on a clear day: a soft, slightly cool deep blue-green with the optical complexity of tidal-mixed brackish water.

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.

#87fbf2
Original
#f0f0f2
Protanopia
#dce2f3
Deuteranopia
#4cfff8
Tritanopia
#e2e2e2
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
1.23:1
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
17.11:1

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
##87FBF2
Display P3
Display P3
color(display-p3 0.6426 0.9735 0.9464)
P3 has subtle headroomOKLCH chroma 0.107

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.

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