#ADD0EF
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.3% 0.057 245.3), rgb(173, 208, 239).
Aa
Black text reads best on this color (13.04:1).
About this color
#ADD0EF is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.057 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.023 away. Black text reads best on it, at 13.04:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.04:1 |
| White text | 1.60:1 |
Values
| HEX | #ADD0EF |
| RGB | rgb(173, 208, 239) |
| HSL | hsl(208, 67%, 81%) |
| OKLCH | oklch(84.3% 0.057 245.3) |
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 #ADD0EF | 1.60:1 | Fails | Lc -30.9 | Non-text elements, placeholder text |
| Black text on #ADD0EF | 13.04:1 | AAA | Lc 76.4 | Fine for body text |
| #ADD0EF text on white | 1.60:1 | Fails | Lc 27.4 | Dividers and decoration only |
| #ADD0EF text on black | 13.04:1 | AAA | Lc -75.6 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C8DCED
oklch(88.5% 0.032 243.7)
-
Step 300
300 (this color)
#ADD0EF
oklch(84.3% 0.057 245.3)
-
Step 400
400
#6FA7D6
oklch(70.8% 0.091 244.9)
-
Step 500
500
#4590CC
oklch(63.2% 0.117 245.4)
-
Step 600
600
#1F79B8
oklch(55.6% 0.127 244.9)
-
Step 700
700
#0F659F
oklch(49% 0.119 245.6)
-
Step 800
800
#125381
oklch(42.7% 0.098 245.3)
-
Step 900
900
#184567
oklch(37.7% 0.076 244.8)
-
Step 950
950
#10293C
oklch(27.1% 0.047 243.8)
#ADD0EF 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) | #C4D0F1 | 0.029 |
| Deuteranopia (no green cones) | #BBC9EE | 0.024 |
| Tritanopia (no blue cones) | #9AD7DA | 0.046 |
| Achromatopsia (no color) | #CCCCCC | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD0EF
#ADD0EF
oklch(84.3% 0.057 245.3)
- #E6C4A5
#E6C4A5
oklch(84.2% 0.057 64.3)
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 #ADD0EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.023
- Baby Blue #A2CFFE ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.041
- Sky Blue #87CEEB ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.044
- Celeste #A8DADC ΔE 0.044
Use #ADD0EF 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.