#ADCAEF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83% 0.061 254.7), rgb(173, 202, 239).
Aa
Black text reads best on this color (12.47:1).
About this color
#ADCAEF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.061 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.021 away. Black text reads best on it, at 12.47:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.47:1 |
| White text | 1.68:1 |
Values
| HEX | #ADCAEF |
| RGB | rgb(173, 202, 239) |
| HSL | hsl(214, 67%, 81%) |
| OKLCH | oklch(83% 0.061 254.7) |
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 #ADCAEF | 1.68:1 | Fails | Lc -33.6 | Non-text elements, placeholder text |
| Black text on #ADCAEF | 12.47:1 | AAA | Lc 74.0 | Content text, not long reading |
| #ADCAEF text on white | 1.68:1 | Fails | Lc 29.8 | Dividers and decoration only |
| #ADCAEF 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200
#CADBF0
oklch(88.5% 0.034 253.7)
-
Step 300
300 (this color)
#ADCAEF
oklch(83% 0.061 254.7)
-
Step 400
400
#76A3DD
oklch(70.6% 0.099 255.1)
-
Step 500
500
#528BD3
oklch(63% 0.125 255.1)
-
Step 600
600
#3474C0
oklch(55.5% 0.135 254.5)
-
Step 700
700
#2761A6
oklch(49.1% 0.126 254.8)
-
Step 800
800
#225086
oklch(42.8% 0.103 254.3)
-
Step 900
900
#21426C
oklch(37.6% 0.082 255.4)
-
Step 950
950
#14273F
oklch(27% 0.052 255)
#ADCAEF 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) | #BDCBF1 | 0.021 |
| Deuteranopia (no green cones) | #B6C4EE | 0.018 |
| Tritanopia (no blue cones) | #9AD2D6 | 0.053 |
| Achromatopsia (no color) | #C7C7C7 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADCAEF
#ADCAEF
oklch(83% 0.061 254.7)
- #DFC29C
#DFC29C
oklch(82.9% 0.06 74.3)
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 #ADCAEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.021
- Baby Blue #A2CFFE ΔE 0.023
- Light Steel Blue #B0C4DE ΔE 0.024
- Cloudy Blue #ACC2D9 ΔE 0.033
- Light Periwinkle #C1C6FC ΔE 0.035
- Light Sky Blue #87CEFA ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.044
- Sky Blue #87CEEB ΔE 0.044
Use #ADCAEF 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.