colors
Back to gallery

Awakening Atacamite

#51f7dd
Notes

Awakening Atacamite (#51F7DD) is a true teal with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (171°, 91%, 64%) places it in the highly saturated band at a mid 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
#51f7dd
RGB
rgb(81, 247, 221)
HSL
hsl(171, 91%, 64%)
HWB
hwb(171 32% 3%)
OKLCH
oklch(88.5% 0.140 180.3)
P3
color(display-p3 0.5198 0.9556 0.8688)
HSV
hsv(171, 67%, 97%)
LAB
lab(88.68% -48.39 0.04)
LCH
lch(88.68% 48.39 179.95)
CMYK
cmyk(67%, 0%, 11%, 3%)

Etymology

Awakening
adjective

Old English āwacnian, to awaken — present-participle of awaken. As a color modifier, awakening implies a saturated-and-rousing-and-fresh quality, the bright color of spring-dawn and first-light atmospheric-stimulation. Sits at the bright-and-active end of the grid, parallel to quickening and rousing in usage.

Atacamite
noun

A copper-chloride mineral named for the Atacama Desert of Chile where it was first described. Atacamite forms in arid copper-mineral deposits worldwide. The color refers to a clean atacamite crystal: a saturated, slightly cool deep emerald-green with the satin finish of crystallized secondary copper mineral.

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.

#51f7dd
Original
#ede9dc
Protanopia
#d5d7df
Deuteranopia
#00fbef
Tritanopia
#d2d2d2
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
1.34:1
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
15.70:1

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
##51F7DD
Display P3
Display P3
color(display-p3 0.5198 0.9556 0.8688)
P3 has subtle headroomOKLCH chroma 0.140

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