#A4DECF
Closest named color: Celeste (#A8DADC). oklch(85.7% 0.063 177), rgb(164, 222, 207).
Aa
Black text reads best on this color (13.92:1).
About this color
#A4DECF is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.063 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.025 away. Black text reads best on it, at 13.92:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.92:1 |
| White text | 1.50:1 |
Values
| HEX | #A4DECF |
| RGB | rgb(164, 222, 207) |
| HSL | hsl(164, 47%, 76%) |
| OKLCH | oklch(85.7% 0.063 177) |
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 #A4DECF | 1.50:1 | Fails | Lc -26.8 | Dividers and decoration only |
| Black text on #A4DECF | 13.92:1 | AAA | Lc 80.1 | Fine for body text |
| #A4DECF text on white | 1.50:1 | Fails | Lc 23.7 | Dividers and decoration only |
| #A4DECF text on black | 13.92:1 | AAA | Lc -79.5 | 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
#EEF8F5
oklch(97.1% 0.011 176.3)
-
Step 100
100
#DAEFE9
oklch(93.5% 0.024 176.8)
-
Step 200
200 (this color)
#A4DECF
oklch(85.7% 0.063 177)
-
Step 300
300
#86D2C0
oklch(80.9% 0.08 177.5)
-
Step 400
400
#0EBA9F
oklch(70.6% 0.129 177.1)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#A4DECF 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) | #DAD7CE | 0.067 |
| Deuteranopia (no green cones) | #CFCFD0 | 0.063 |
| Tritanopia (no blue cones) | #95E0D9 | 0.018 |
| Achromatopsia (no color) | #D2D2D2 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DECF
#A4DECF
oklch(85.7% 0.063 177)
- #F3BFD0
#F3BFD0
oklch(85.6% 0.063 357)
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 #A4DECF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.025
- Powder Blue #B0E0E6 ΔE 0.036
- Light Teal #90E4C1 ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.043
- Pale Turquoise #AFEEEE ΔE 0.054
- Robin's Egg Blue #98EFF9 ΔE 0.060
- Hospital Green #9BE5AA ΔE 0.061
Use #A4DECF 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.