#A4DFDE
Closest named color: Celeste (#A8DADC). oklch(86.3% 0.06 194.8), rgb(164, 223, 222).
Aa
Black text reads best on this color (14.18:1).
About this color
#A4DFDE is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.060 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.013 away. Black text reads best on it, at 14.18:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.18:1 |
| White text | 1.48:1 |
Values
| HEX | #A4DFDE |
| RGB | rgb(164, 223, 222) |
| HSL | hsl(179, 48%, 76%) |
| OKLCH | oklch(86.3% 0.06 194.8) |
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 #A4DFDE | 1.48:1 | Fails | Lc -25.7 | Dividers and decoration only |
| Black text on #A4DFDE | 14.18:1 | AAA | Lc 81.1 | Fine for body text |
| #A4DFDE text on white | 1.48:1 | Fails | Lc 22.6 | Dividers and decoration only |
| #A4DFDE text on black | 14.18:1 | AAA | Lc -80.7 | 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
#DAEFEE
oklch(93.6% 0.022 193.3)
-
Step 200
200 (this color)
#A4DFDE
oklch(86.3% 0.06 194.8)
-
Step 300
300
#83D1D0
oklch(81% 0.077 194.7)
-
Step 400
400
#00B7B7
oklch(70.6% 0.12 194.8)
-
Step 500
500
#009D9D
oklch(63% 0.108 194.8)
-
Step 600
600
#008484
oklch(55.5% 0.095 194.8)
-
Step 700
700
#006F6F
oklch(49% 0.084 194.8)
-
Step 800
800
#005B5B
oklch(42.7% 0.073 194.8)
-
Step 900
900
#004C4C
oklch(37.7% 0.064 194.8)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#A4DFDE 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) | #D8D9DE | 0.064 |
| Deuteranopia (no green cones) | #CCD1DF | 0.058 |
| Tritanopia (no blue cones) | #90E3DE | 0.022 |
| Achromatopsia (no color) | #D4D4D4 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DFDE
#A4DFDE
oklch(86.3% 0.06 194.8)
- #F7C3C6
#F7C3C6
oklch(86.4% 0.06 14.5)
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 #A4DFDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.013
- Powder Blue #B0E0E6 ΔE 0.019
- Light Blue #ADD8E6 ΔE 0.027
- Pale Turquoise #AFEEEE ΔE 0.044
- Robin's Egg Blue #98EFF9 ΔE 0.047
- Light Teal #90E4C1 ΔE 0.053
- Cadet Gray #CED4DA ΔE 0.054
- Robin Egg Blue #8AF1FE ΔE 0.055
Use #A4DFDE 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.