#ADCAEA
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.8% 0.055 251), rgb(173, 202, 234).
Aa
Black text reads best on this color (12.41:1).
About this color
#ADCAEA is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.055 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.015 away. Black text reads best on it, at 12.41:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.41:1 |
| White text | 1.69:1 |
Values
| HEX | #ADCAEA |
| RGB | rgb(173, 202, 234) |
| HSL | hsl(211, 59%, 80%) |
| OKLCH | oklch(82.8% 0.055 251) |
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 #ADCAEA | 1.69:1 | Fails | Lc -33.9 | Non-text elements, placeholder text |
| Black text on #ADCAEA | 12.41:1 | AAA | Lc 73.7 | Content text, not long reading |
| #ADCAEA text on white | 1.69:1 | Fails | Lc 30.1 | Non-text elements, placeholder text |
| #ADCAEA text on black | 12.41:1 | AAA | Lc -72.7 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CBDBED
oklch(88.5% 0.03 251.3)
-
Step 300
300 (this color)
#ADCAEA
oklch(82.8% 0.055 251)
-
Step 400
400
#77A5D6
oklch(70.8% 0.088 250.7)
-
Step 500
500
#528DCB
oklch(63% 0.113 251.1)
-
Step 600
600
#3576B8
oklch(55.6% 0.122 251.3)
-
Step 700
700
#27639E
oklch(49.1% 0.113 251)
-
Step 800
800
#225180
oklch(42.7% 0.094 251)
-
Step 900
900
#214467
oklch(37.8% 0.073 250.3)
-
Step 950
950
#14283C
oklch(27.1% 0.046 249.9)
#ADCAEA 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) | #BECAEC | 0.022 |
| Deuteranopia (no green cones) | #B7C4E9 | 0.019 |
| Tritanopia (no blue cones) | #9CD1D4 | 0.047 |
| Achromatopsia (no color) | #C7C7C7 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADCAEA
#ADCAEA
oklch(82.8% 0.055 251)
- #DEC1A0
#DEC1A0
oklch(82.7% 0.055 70.6)
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 #ADCAEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.015
- Light Steel Blue #B0C4DE ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.027
- Baby Blue #A2CFFE ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.040
- Light Periwinkle #C1C6FC ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Sky Blue #87CEEB ΔE 0.042
Use #ADCAEA 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.