#ADCDE2
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.2% 0.045 236.9), rgb(173, 205, 226).
Aa
Black text reads best on this color (12.60:1).
About this color
#ADCDE2 is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.045 and its hue 237°. 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 12.60:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.60:1 |
| White text | 1.66:1 |
Values
| HEX | #ADCDE2 |
| RGB | rgb(173, 205, 226) |
| HSL | hsl(204, 48%, 78%) |
| OKLCH | oklch(83.2% 0.045 236.9) |
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 #ADCDE2 | 1.66:1 | Fails | Lc -33.0 | Non-text elements, placeholder text |
| Black text on #ADCDE2 | 12.60:1 | AAA | Lc 74.5 | Content text, not long reading |
| #ADCDE2 text on white | 1.66:1 | Fails | Lc 29.3 | Dividers and decoration only |
| #ADCDE2 text on black | 12.60:1 | AAA | Lc -73.6 | 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
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300 (this color)
#ADCDE2
oklch(83.2% 0.045 236.9)
-
Step 400
400
#74A8C8
oklch(70.7% 0.072 236.2)
-
Step 500
500
#4D92BA
oklch(63.1% 0.092 236.2)
-
Step 600
600
#2D7BA6
oklch(55.5% 0.1 236.9)
-
Step 700
700
#1E688F
oklch(49.2% 0.094 236.7)
-
Step 800
800
#1C5574
oklch(42.8% 0.077 236.7)
-
Step 900
900
#1E465E
oklch(37.7% 0.061 237.7)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#ADCDE2 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) | #C4CCE3 | 0.029 |
| Deuteranopia (no green cones) | #BCC6E2 | 0.025 |
| Tritanopia (no blue cones) | #9ED2D4 | 0.033 |
| Achromatopsia (no color) | #C8C8C8 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADCDE2
#ADCDE2
oklch(83.2% 0.045 236.9)
- #E0C1AC
#E0C1AC
oklch(83.2% 0.046 56.1)
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 #ADCDE2, 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 0.023
- Light Blue #ADD8E6 ΔE 0.029
- Cloudy Blue #ACC2D9 ΔE 0.029
- Celeste #A8DADC ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.040
- Sky Blue #87CEEB ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.043
Use #ADCDE2 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.