#ADD5EA
Closest named color: Light Blue (#ADD8E6). oklch(85.1% 0.051 231), rgb(173, 213, 234).
Aa
Black text reads best on this color (13.48:1).
About this color
#ADD5EA is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.051 and its hue 231°. 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 13.48:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.48:1 |
| White text | 1.55:1 |
Values
| HEX | #ADD5EA |
| RGB | rgb(173, 213, 234) |
| HSL | hsl(201, 59%, 80%) |
| OKLCH | oklch(85.1% 0.051 231) |
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 #ADD5EA | 1.55:1 | Fails | Lc -28.9 | Dividers and decoration only |
| Black text on #ADD5EA | 13.48:1 | AAA | Lc 78.2 | Fine for body text |
| #ADD5EA text on white | 1.55:1 | Fails | Lc 25.5 | Dividers and decoration only |
| #ADD5EA text on black | 13.48:1 | AAA | Lc -77.5 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DEEDF4
oklch(93.7% 0.019 227.3)
-
Step 200
200 (this color)
#ADD5EA
oklch(85.1% 0.051 231)
-
Step 300
300
#95C9E4
oklch(80.9% 0.066 231.2)
-
Step 400
400
#52ACD6
oklch(70.6% 0.105 231.1)
-
Step 500
500
#0096C8
oklch(63.1% 0.127 231)
-
Step 600
600
#007EA9
oklch(55.6% 0.112 231.2)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900
#004862
oklch(37.7% 0.076 230.8)
-
Step 950
950
#002B3C
oklch(27.1% 0.054 230.4)
#ADD5EA 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) | #CBD3EB | 0.037 |
| Deuteranopia (no green cones) | #C2CCEA | 0.033 |
| Tritanopia (no blue cones) | #9BDBDC | 0.036 |
| Achromatopsia (no color) | #CFCFCF | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD5EA
#ADD5EA
oklch(85.1% 0.051 231)
- #EBC5B0
#EBC5B0
oklch(85.1% 0.052 50.6)
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 #ADD5EA, 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 0.028
- Light Blue Grey #B7C9E2 ΔE 0.031
- Powder Blue #B0E0E6 ΔE 0.033
- Baby Blue #A2CFFE ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.043
- Cadet Gray #CED4DA ΔE 0.044
- Sky Blue #87CEEB ΔE 0.048
Use #ADD5EA 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.