#A4E1DC
Closest named color: Celeste (#A8DADC). oklch(86.7% 0.062 189.7), rgb(164, 225, 220).
Aa
Black text reads best on this color (14.38:1).
About this color
#A4E1DC is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.062 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.019 away. Black text reads best on it, at 14.38:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.38:1 |
| White text | 1.46:1 |
Values
| HEX | #A4E1DC |
| RGB | rgb(164, 225, 220) |
| HSL | hsl(175, 50%, 76%) |
| OKLCH | oklch(86.7% 0.062 189.7) |
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 #A4E1DC | 1.46:1 | Fails | Lc -24.8 | Dividers and decoration only |
| Black text on #A4E1DC | 14.38:1 | AAA | Lc 81.9 | Fine for body text |
| #A4E1DC text on white | 1.46:1 | Fails | Lc 21.8 | Dividers and decoration only |
| #A4E1DC text on black | 14.38:1 | AAA | Lc -81.5 | 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
#EEF8F7
oklch(97.1% 0.011 189.8)
-
Step 100
100
#D9EFED
oklch(93.5% 0.023 190.2)
-
Step 200
200 (this color)
#A4E1DC
oklch(86.7% 0.062 189.7)
-
Step 300
300
#81D2CC
oklch(81% 0.08 189.7)
-
Step 400
400
#00B8B1
oklch(70.6% 0.122 190)
-
Step 500
500
#009E98
oklch(63.1% 0.109 190)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#A4E1DC 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) | #DADBDC | 0.066 |
| Deuteranopia (no green cones) | #CFD2DD | 0.063 |
| Tritanopia (no blue cones) | #90E4DF | 0.020 |
| Achromatopsia (no color) | #D6D6D6 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4E1DC
#A4E1DC
oklch(86.7% 0.062 189.7)
- #F9C3CA
#F9C3CA
oklch(86.7% 0.062 9.7)
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 #A4E1DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.019
- Powder Blue #B0E0E6 ΔE 0.021
- Light Blue #ADD8E6 ΔE 0.033
- Pale Turquoise #AFEEEE ΔE 0.040
- Robin's Egg Blue #98EFF9 ΔE 0.045
- Light Teal #90E4C1 ΔE 0.048
- Robin Egg Blue #8AF1FE ΔE 0.053
- Tiffany Blue #94D2BD ΔE 0.056
Use #A4E1DC 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.