#90F5E4
Closest named color: Light Aqua (#8CFFDB). oklch(90.4% 0.098 182), rgb(144, 245, 228).
Aa
Black text reads best on this color (16.36:1).
About this color
#90F5E4 is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 90%, its chroma 0.098 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Light Aqua (#8CFFDB), ΔE 0.034 away. Black text reads best on it, at 16.36:1.
| Hue family | Teals and cyans |
| Lightness | very light (90%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Light Aqua (#8CFFDB) |
| Black text | 16.36:1 |
| White text | 1.28:1 |
Values
| HEX | #90F5E4 |
| RGB | rgb(144, 245, 228) |
| HSL | hsl(170, 83%, 76%) |
| OKLCH | oklch(90.4% 0.098 182) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #90F5E4 | 1.28:1 | Fails | Lc -16.0 | Dividers and decoration only |
| Black text on #90F5E4 | 16.36:1 | AAA | Lc 89.7 | Fine for body text |
| #90F5E4 text on white | 1.28:1 | Fails | Lc 13.9 | Not readable |
| #90F5E4 text on black | 16.36:1 | AAA | Lc -90.0 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#EAF9F6
oklch(97% 0.016 182.7)
-
Step 100
100
#D0F2EC
oklch(93.5% 0.036 183.7)
-
Step 200
200 (this color)
#90F5E4
oklch(90.4% 0.098 182)
-
Step 300
300
#47DBC7
oklch(80.9% 0.127 182.2)
-
Step 400
400
#00BAA6
oklch(70.8% 0.127 181.5)
-
Step 500
500
#009F8F
oklch(63.1% 0.113 182.5)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#90F5E4 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #EDEBE3 | 0.105 |
| Deuteranopia (no green cones) | #DBDEE6 | 0.099 |
| Tritanopia (no blue cones) | #69F8F0 | 0.030 |
| Achromatopsia (no color) | #E3E3E3 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90F5E4
#90F5E4
oklch(90.4% 0.098 182)
- #FFD1DC
#FFD1DC
oklch(90.3% 0.053 2.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #90F5E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Aqua #8CFFDB ΔE 0.034
- Light Turquoise #7EF4CC ΔE 0.038
- Robin's Egg Blue #98EFF9 ΔE 0.039
- Pale Turquoise #AFEEEE ΔE 0.040
- Robin Egg Blue #8AF1FE ΔE 0.041
- Aquamarine #7FFFD4 ΔE 0.043
- Pale Aqua #B8FFEB ΔE 0.051
- Bright Cyan #41FDFE ΔE 0.052
Use #90F5E4 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.