#A4D8EA
Closest named color: Light Blue (#ADD8E6). oklch(85.2% 0.059 221.2), rgb(164, 216, 234).
Aa
Black text reads best on this color (13.58:1).
About this color
#A4D8EA is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.059 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.011 away. Black text reads best on it, at 13.58:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.58:1 |
| White text | 1.54:1 |
Values
| HEX | #A4D8EA |
| RGB | rgb(164, 216, 234) |
| HSL | hsl(195, 62%, 78%) |
| OKLCH | oklch(85.2% 0.059 221.2) |
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 #A4D8EA | 1.54:1 | Fails | Lc -28.4 | Dividers and decoration only |
| Black text on #A4D8EA | 13.58:1 | AAA | Lc 78.7 | Fine for body text |
| #A4D8EA text on white | 1.54:1 | Fails | Lc 25.1 | Dividers and decoration only |
| #A4D8EA text on black | 13.58:1 | AAA | Lc -78.0 | 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
#EEF7FA
oklch(97% 0.01 219.6)
-
Step 100
100
#DBEEF4
oklch(93.7% 0.022 218.6)
-
Step 200
200 (this color)
#A4D8EA
oklch(85.2% 0.059 221.2)
-
Step 300
300
#88CCE3
oklch(80.8% 0.076 221.3)
-
Step 400
400
#27B1D6
oklch(70.7% 0.122 221.4)
-
Step 500
500
#0099BB
oklch(63.2% 0.116 221)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495B
oklch(37.6% 0.069 221.4)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#A4D8EA 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) | #CDD5EB | 0.050 |
| Deuteranopia (no green cones) | #C2CCEA | 0.046 |
| Tritanopia (no blue cones) | #8DDEDD | 0.037 |
| Achromatopsia (no color) | #D0D0D0 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4D8EA
#A4D8EA
oklch(85.2% 0.059 221.2)
- #F1C2B1
#F1C2B1
oklch(85.1% 0.059 40.8)
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 #A4D8EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.011
- Celeste #A8DADC ΔE 0.022
- Powder Blue #B0E0E6 ΔE 0.029
- Light Blue Grey #B7C9E2 ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.043
- Sky Blue #87CEEB ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.051
- Light Sky Blue #87CEFA ΔE 0.052
Use #A4D8EA 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.