#ADCCDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.9% 0.043 234.9), rgb(173, 204, 223).
Aa
Black text reads best on this color (12.47:1).
About this color
#ADCCDF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.043 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.016 away. Black text reads best on it, at 12.47:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.47:1 |
| White text | 1.68:1 |
Values
| HEX | #ADCCDF |
| RGB | rgb(173, 204, 223) |
| HSL | hsl(203, 44%, 78%) |
| OKLCH | oklch(82.9% 0.043 234.9) |
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 #ADCCDF | 1.68:1 | Fails | Lc -33.6 | Non-text elements, placeholder text |
| Black text on #ADCCDF | 12.47:1 | AAA | Lc 74.0 | Content text, not long reading |
| #ADCCDF text on white | 1.68:1 | Fails | Lc 29.8 | Dividers and decoration only |
| #ADCCDF text on black | 12.47:1 | AAA | Lc -73.0 | Content text, not long reading |
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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF1
oklch(93.5% 0.013 236.6)
-
Step 200
200
#CBDCE7
oklch(88.5% 0.024 236)
-
Step 300
300 (this color)
#ADCCDF
oklch(82.9% 0.043 234.9)
-
Step 400
400
#76A8C5
oklch(70.7% 0.068 234.5)
-
Step 500
500
#5092B7
oklch(63.1% 0.088 235)
-
Step 600
600
#317CA3
oklch(55.7% 0.095 234.9)
-
Step 700
700
#22688B
oklch(49.1% 0.088 234.7)
-
Step 800
800
#1F5571
oklch(42.7% 0.073 234.9)
-
Step 900
900
#20465B
oklch(37.6% 0.056 235.2)
-
Step 950
950
#132936
oklch(26.9% 0.037 236.3)
#ADCCDF 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) | #C3CBE0 | 0.028 |
| Deuteranopia (no green cones) | #BCC5DF | 0.025 |
| Tritanopia (no blue cones) | #9FD1D2 | 0.032 |
| Achromatopsia (no color) | #C7C7C7 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADCCDF
#ADCCDF
oklch(82.9% 0.043 234.9)
- #DEC0AD
#DEC0AD
oklch(82.8% 0.043 54.3)
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 #ADCCDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.016
- Light Steel Blue #B0C4DE ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.026
- Light Blue #ADD8E6 ΔE 0.031
- Celeste #A8DADC ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Sky Blue #87CEEB ΔE 0.043
- Baby Blue #A2CFFE ΔE 0.043
Use #ADCCDF 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.