#ADD2E5
Closest named color: Light Blue (#ADD8E6). oklch(84.3% 0.047 230.3), rgb(173, 210, 229).
Aa
Black text reads best on this color (13.12:1).
About this color
#ADD2E5 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.047 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.016 away. Black text reads best on it, at 13.12:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.12:1 |
| White text | 1.59:1 |
Values
| HEX | #ADD2E5 |
| RGB | rgb(173, 210, 229) |
| HSL | hsl(200, 52%, 79%) |
| OKLCH | oklch(84.3% 0.047 230.3) |
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 #ADD2E5 | 1.59:1 | Fails | Lc -30.5 | Non-text elements, placeholder text |
| Black text on #ADD2E5 | 13.12:1 | AAA | Lc 76.7 | Fine for body text |
| #ADD2E5 text on white | 1.59:1 | Fails | Lc 27.0 | Dividers and decoration only |
| #ADD2E5 text on black | 13.12:1 | AAA | Lc -75.9 | 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 300.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C8DDE7
oklch(88.5% 0.026 227.9)
-
Step 300
300 (this color)
#ADD2E5
oklch(84.3% 0.047 230.3)
-
Step 400
400
#6DAAC7
oklch(70.7% 0.076 229.7)
-
Step 500
500
#4194B9
oklch(63.1% 0.097 230.3)
-
Step 600
600
#177EA5
oklch(55.7% 0.105 230.1)
-
Step 700
700
#016A8D
oklch(49.1% 0.097 229.9)
-
Step 800
800
#0C5673
oklch(42.6% 0.081 231.1)
-
Step 900
900
#16475D
oklch(37.6% 0.064 231.5)
-
Step 950
950
#0F2A36
oklch(27% 0.04 229.8)
#ADD2E5 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) | #C9D0E6 | 0.035 |
| Deuteranopia (no green cones) | #C0CAE5 | 0.030 |
| Tritanopia (no blue cones) | #9DD7D8 | 0.032 |
| Achromatopsia (no color) | #CCCCCC | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD2E5
#ADD2E5
oklch(84.3% 0.047 230.3)
- #E6C3B0
#E6C3B0
oklch(84.2% 0.048 50.2)
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 #ADD2E5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.016
- Light Blue Grey #B7C9E2 ΔE 0.025
- Celeste #A8DADC ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.036
- Powder Blue #B0E0E6 ΔE 0.038
- Baby Blue #A2CFFE ΔE 0.040
- Cloudy Blue #ACC2D9 ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.044
Use #ADD2E5 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.