#ADD5E5
Closest named color: Light Blue (#ADD8E6). oklch(85% 0.048 224.2), rgb(173, 213, 229).
Aa
Black text reads best on this color (13.42:1).
About this color
#ADD5E5 is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.048 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.008 away. Black text reads best on it, at 13.42:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.42:1 |
| White text | 1.56:1 |
Values
| HEX | #ADD5E5 |
| RGB | rgb(173, 213, 229) |
| HSL | hsl(197, 52%, 79%) |
| OKLCH | oklch(85% 0.048 224.2) |
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 #ADD5E5 | 1.56:1 | Fails | Lc -29.2 | Dividers and decoration only |
| Black text on #ADD5E5 | 13.42:1 | AAA | Lc 78.0 | Fine for body text |
| #ADD5E5 text on white | 1.56:1 | Fails | Lc 25.8 | Dividers and decoration only |
| #ADD5E5 text on black | 13.42:1 | AAA | Lc -77.3 | 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
#DEEDF3
oklch(93.7% 0.018 223.6)
-
Step 200
200 (this color)
#ADD5E5
oklch(85% 0.048 224.2)
-
Step 300
300
#96CADE
oklch(81% 0.061 223.7)
-
Step 400
400
#53AECE
oklch(70.8% 0.098 223.9)
-
Step 500
500
#0098BE
oklch(63.1% 0.118 223.7)
-
Step 600
600
#0080A1
oklch(55.7% 0.105 224.1)
-
Step 700
700
#006B87
oklch(49% 0.092 224)
-
Step 800
800
#00586F
oklch(42.7% 0.08 223.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#ADD5E5 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) | #CCD3E6 | 0.039 |
| Deuteranopia (no green cones) | #C3CCE5 | 0.034 |
| Tritanopia (no blue cones) | #9CDADA | 0.031 |
| Achromatopsia (no color) | #CFCFCF | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD5E5
#ADD5E5
oklch(85% 0.048 224.2)
- #EAC4B5
#EAC4B5
oklch(84.9% 0.048 42.7)
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 #ADD5E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.008
- Celeste #A8DADC ΔE 0.022
- Powder Blue #B0E0E6 ΔE 0.030
- Light Blue Grey #B7C9E2 ΔE 0.032
- Cadet Gray #CED4DA ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.043
- Baby Blue #A2CFFE ΔE 0.045
- Sky Blue #87CEEB ΔE 0.049
Use #ADD5E5 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.