#A4DBD1
Closest named color: Celeste (#A8DADC). oklch(85.1% 0.058 182.5), rgb(164, 219, 209).
Aa
Black text reads best on this color (13.63:1).
About this color
#A4DBD1 is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.058 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.018 away. Black text reads best on it, at 13.63:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.63:1 |
| White text | 1.54:1 |
Values
| HEX | #A4DBD1 |
| RGB | rgb(164, 219, 209) |
| HSL | hsl(169, 43%, 75%) |
| OKLCH | oklch(85.1% 0.058 182.5) |
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 #A4DBD1 | 1.54:1 | Fails | Lc -28.2 | Dividers and decoration only |
| Black text on #A4DBD1 | 13.63:1 | AAA | Lc 78.9 | Fine for body text |
| #A4DBD1 text on white | 1.54:1 | Fails | Lc 24.9 | Dividers and decoration only |
| #A4DBD1 text on black | 13.63:1 | AAA | Lc -78.2 | 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
#EFF8F6
oklch(97.2% 0.01 181.4)
-
Step 100
100
#DBEFEB
oklch(93.6% 0.022 182.5)
-
Step 200
200 (this color)
#A4DBD1
oklch(85.1% 0.058 182.5)
-
Step 300
300
#88D1C5
oklch(80.9% 0.075 182.9)
-
Step 400
400
#24B8A7
oklch(70.6% 0.119 182.9)
-
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
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#A4DBD1 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) | #D6D5D1 | 0.062 |
| Deuteranopia (no green cones) | #CCCDD2 | 0.059 |
| Tritanopia (no blue cones) | #94DDD8 | 0.018 |
| Achromatopsia (no color) | #D0D0D0 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DBD1
#A4DBD1
oklch(85.1% 0.058 182.5)
- #F0BFCB
#F0BFCB
oklch(85.1% 0.058 2.1)
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 #A4DBD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.018
- Powder Blue #B0E0E6 ΔE 0.034
- Light Blue #ADD8E6 ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.039
- Light Teal #90E4C1 ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.057
- Pale Turquoise #AFEEEE ΔE 0.058
- Light Gray #D3D3D3 ΔE 0.060
Use #A4DBD1 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.