#ABDEFB
Closest named color: Light Blue (#ADD8E6). oklch(87.5% 0.066 233.4), rgb(171, 222, 251).
Aa
Black text reads best on this color (14.57:1).
About this color
#ABDEFB is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.066 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.029 away. Black text reads best on it, at 14.57:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.57:1 |
| White text | 1.44:1 |
Values
| HEX | #ABDEFB |
| RGB | rgb(171, 222, 251) |
| HSL | hsl(202, 91%, 83%) |
| OKLCH | oklch(87.5% 0.066 233.4) |
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 #ABDEFB | 1.44:1 | Fails | Lc -24.0 | Dividers and decoration only |
| Black text on #ABDEFB | 14.57:1 | AAA | Lc 82.7 | Fine for body text |
| #ABDEFB text on white | 1.44:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #ABDEFB text on black | 14.57:1 | AAA | Lc -82.3 | 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 200.
-
Step 50
50
#EEF7FC
oklch(97.1% 0.012 231.7)
-
Step 100
100
#DBEDF8
oklch(93.6% 0.024 234.4)
-
Step 200
200 (this color)
#ABDEFB
oklch(87.5% 0.066 233.4)
-
Step 300
300
#88CAEF
oklch(80.8% 0.085 233.8)
-
Step 400
400
#2AADE7
oklch(70.6% 0.136 233.5)
-
Step 500
500
#0095CC
oklch(63.1% 0.132 233.7)
-
Step 600
600
#007DAC
oklch(55.5% 0.116 233.8)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002A3D
oklch(26.9% 0.056 233.8)
#ABDEFB 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) | #D0DCFD | 0.045 |
| Deuteranopia (no green cones) | #C5D3FB | 0.040 |
| Tritanopia (no blue cones) | #91E6E7 | 0.049 |
| Achromatopsia (no color) | #D7D7D7 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ABDEFB
#ABDEFB
oklch(87.5% 0.066 233.4)
- #FACBAE
#FACBAE
oklch(87.6% 0.066 53.3)
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 #ABDEFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.029
- Powder Blue #B0E0E6 ΔE 0.032
- Celeste #A8DADC ΔE 0.043
- Baby Blue #A2CFFE ΔE 0.044
- Robin's Egg Blue #98EFF9 ΔE 0.049
- Pale Turquoise #AFEEEE ΔE 0.052
- Robin Egg Blue #8AF1FE ΔE 0.055
- Light Blue Grey #B7C9E2 ΔE 0.056
Use #ABDEFB 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.