#A3DAE2
Closest named color: Celeste (#A8DADC). oklch(85.3% 0.057 207.3), rgb(163, 218, 226).
Aa
Black text reads best on this color (13.68:1).
About this color
#A3DAE2 is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.057 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.010 away. Black text reads best on it, at 13.68:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.68:1 |
| White text | 1.53:1 |
Values
| HEX | #A3DAE2 |
| RGB | rgb(163, 218, 226) |
| HSL | hsl(188, 52%, 76%) |
| OKLCH | oklch(85.3% 0.057 207.3) |
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 #A3DAE2 | 1.53:1 | Fails | Lc -28.0 | Dividers and decoration only |
| Black text on #A3DAE2 | 13.68:1 | AAA | Lc 79.1 | Fine for body text |
| #A3DAE2 text on white | 1.53:1 | Fails | Lc 24.7 | Dividers and decoration only |
| #A3DAE2 text on black | 13.68:1 | AAA | Lc -78.4 | 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)
#A3DAE2
oklch(85.3% 0.057 207.3)
-
Step 300
300
#86CFD9
oklch(81% 0.074 206.8)
-
Step 400
400
#17B5C6
oklch(70.8% 0.118 207)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#A3DAE2 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) | #D1D5E3 | 0.057 |
| Deuteranopia (no green cones) | #C6CDE2 | 0.052 |
| Tritanopia (no blue cones) | #8EDFDC | 0.028 |
| Achromatopsia (no color) | #D1D1D1 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3DAE2
#A3DAE2
oklch(85.3% 0.057 207.3)
- #F2C1BB
#F2C1BB
oklch(85.3% 0.057 26.4)
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 #A3DAE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.010
- Light Blue #ADD8E6 ΔE 0.015
- Powder Blue #B0E0E6 ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.049
- Sky Blue #87CEEB ΔE 0.051
- Cadet Gray #CED4DA ΔE 0.052
- Robin's Egg Blue #98EFF9 ΔE 0.055
- Pale Turquoise #AFEEEE ΔE 0.055
Use #A3DAE2 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.