#A4D5CC
Closest named color: Celeste (#A8DADC). oklch(83.6% 0.052 182.5), rgb(164, 213, 204).
Aa
Black text reads best on this color (12.96:1).
About this color
#A4D5CC is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.052 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.024 away. Black text reads best on it, at 12.96:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.96:1 |
| White text | 1.61:1 |
Values
| HEX | #A4D5CC |
| RGB | rgb(164, 213, 204) |
| HSL | hsl(169, 37%, 74%) |
| OKLCH | oklch(83.6% 0.052 182.5) |
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 #A4D5CC | 1.61:1 | Fails | Lc -31.3 | Non-text elements, placeholder text |
| Black text on #A4D5CC | 12.96:1 | AAA | Lc 76.1 | Fine for body text |
| #A4D5CC text on white | 1.61:1 | Fails | Lc 27.7 | Dividers and decoration only |
| #A4D5CC text on black | 12.96:1 | AAA | Lc -75.2 | 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 300.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEB
oklch(93.6% 0.014 185.9)
-
Step 200
200
#C5E0DB
oklch(88.5% 0.029 183.3)
-
Step 300
300 (this color)
#A4D5CC
oklch(83.6% 0.052 182.5)
-
Step 400
400
#5FB2A5
oklch(70.7% 0.084 182.5)
-
Step 500
500
#1C9E8F
oklch(63% 0.107 182.7)
-
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
#052D28
oklch(26.9% 0.044 182.8)
#A4D5CC 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) | #D0CFCC | 0.056 |
| Deuteranopia (no green cones) | #C7C8CD | 0.054 |
| Tritanopia (no blue cones) | #96D7D2 | 0.016 |
| Achromatopsia (no color) | #CBCBCB | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4D5CC
#A4D5CC
oklch(83.6% 0.052 182.5)
- #E8BCC6
#E8BCC6
oklch(83.7% 0.052 3)
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 #A4D5CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.024
- Tiffany Blue #94D2BD ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.038
- Powder Blue #B0E0E6 ΔE 0.044
- Ash Gray #BFC8AD ΔE 0.050
- Light Teal #90E4C1 ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.057
- Cadet Gray #CED4DA ΔE 0.058
Use #A4D5CC 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.