#A4DBE4
Closest named color: Celeste (#A8DADC). oklch(85.7% 0.058 208.6), rgb(164, 219, 228).
Aa
Black text reads best on this color (13.83:1).
About this color
#A4DBE4 is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.058 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.011 away. Black text reads best on it, at 13.83:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.83:1 |
| White text | 1.51:1 |
Values
| HEX | #A4DBE4 |
| RGB | rgb(164, 219, 228) |
| HSL | hsl(188, 54%, 77%) |
| OKLCH | oklch(85.7% 0.058 208.6) |
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 #A4DBE4 | 1.51:1 | Fails | Lc -27.3 | Dividers and decoration only |
| Black text on #A4DBE4 | 13.83:1 | AAA | Lc 79.7 | Fine for body text |
| #A4DBE4 text on white | 1.51:1 | Fails | Lc 24.1 | Dividers and decoration only |
| #A4DBE4 text on black | 13.83:1 | AAA | Lc -79.1 | 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
#EEF7F9
oklch(97% 0.01 212.5)
-
Step 100
100
#DAEEF1
oklch(93.5% 0.022 207.6)
-
Step 200
200 (this color)
#A4DBE4
oklch(85.7% 0.058 208.6)
-
Step 300
300
#86CEDA
oklch(80.8% 0.074 209.1)
-
Step 400
400
#17B4C8
oklch(70.6% 0.119 209.2)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C32
oklch(26.8% 0.046 208.8)
#A4DBE4 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) | #D2D7E5 | 0.056 |
| Deuteranopia (no green cones) | #C7CEE4 | 0.052 |
| Tritanopia (no blue cones) | #8FE0DE | 0.028 |
| Achromatopsia (no color) | #D2D2D2 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DBE4
#A4DBE4
oklch(85.7% 0.058 208.6)
- #F4C2BB
#F4C2BB
oklch(85.6% 0.058 27.6)
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 #A4DBE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.011
- Light Blue #ADD8E6 ΔE 0.013
- Powder Blue #B0E0E6 ΔE 0.020
- Light Blue Grey #B7C9E2 ΔE 0.050
- Cadet Gray #CED4DA ΔE 0.051
- Robin's Egg Blue #98EFF9 ΔE 0.052
- Pale Turquoise #AFEEEE ΔE 0.052
- Sky Blue #87CEEB ΔE 0.052
Use #A4DBE4 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.