#ADD5DE
Closest named color: Light Blue (#ADD8E6). oklch(84.7% 0.044 212.9), rgb(173, 213, 222).
Aa
Black text reads best on this color (13.34:1).
About this color
#ADD5DE is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.044 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.012 away. Black text reads best on it, at 13.34:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.34:1 |
| White text | 1.57:1 |
Values
| HEX | #ADD5DE |
| RGB | rgb(173, 213, 222) |
| HSL | hsl(191, 43%, 77%) |
| OKLCH | oklch(84.7% 0.044 212.9) |
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 #ADD5DE | 1.57:1 | Fails | Lc -29.5 | Dividers and decoration only |
| Black text on #ADD5DE | 13.34:1 | AAA | Lc 77.7 | Fine for body text |
| #ADD5DE text on white | 1.57:1 | Fails | Lc 26.1 | Dividers and decoration only |
| #ADD5DE text on black | 13.34:1 | AAA | Lc -76.9 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DEEDF0
oklch(93.6% 0.016 211)
-
Step 200
200 (this color)
#ADD5DE
oklch(84.7% 0.044 212.9)
-
Step 300
300
#97CBD6
oklch(81% 0.056 212.1)
-
Step 400
400
#55AFC2
oklch(70.6% 0.09 213.4)
-
Step 500
500
#009AB1
oklch(63% 0.11 213.1)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#002C34
oklch(26.9% 0.047 213.2)
#ADD5DE 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) | #CED2DF | 0.042 |
| Deuteranopia (no green cones) | #C5CBDE | 0.038 |
| Tritanopia (no blue cones) | #9ED9D8 | 0.023 |
| Achromatopsia (no color) | #CECECE | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD5DE
#ADD5DE
oklch(84.7% 0.044 212.9)
- #E8C3BB
#E8C3BB
oklch(84.7% 0.044 32.3)
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 #ADD5DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.012
- Celeste #A8DADC ΔE 0.015
- Powder Blue #B0E0E6 ΔE 0.029
- Light Blue Grey #B7C9E2 ΔE 0.036
- Cadet Gray #CED4DA ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.046
- Light Gray #D3D3D3 ΔE 0.048
- Cloudy Blue #ACC2D9 ΔE 0.050
Use #ADD5DE 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.