#C4E8FD
Closest named color: Diamond (#B9F2FF). oklch(91.2% 0.047 233.6), rgb(196, 232, 253).
Aa
Black text reads best on this color (16.30:1).
About this color
#C4E8FD is a very light, muted blue. In OKLCH its lightness is 91%, its chroma 0.047 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.027 away. Black text reads best on it, at 16.30:1.
| Hue family | Blues |
| Lightness | very light (91%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.30:1 |
| White text | 1.28:1 |
Values
| HEX | #C4E8FD |
| RGB | rgb(196, 232, 253) |
| HSL | hsl(202, 93%, 88%) |
| OKLCH | oklch(91.2% 0.047 233.6) |
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 #C4E8FD | 1.28:1 | Fails | Lc -16.4 | Dividers and decoration only |
| Black text on #C4E8FD | 16.30:1 | AAA | Lc 89.4 | Fine for body text |
| #C4E8FD text on white | 1.28:1 | Fails | Lc 14.3 | Not readable |
| #C4E8FD text on black | 16.30:1 | AAA | Lc -89.6 | 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 100.
-
Step 50
50
#F0F6FA
oklch(97% 0.008 236.6)
-
Step 100
100 (this color)
#C4E8FD
oklch(91.2% 0.047 233.6)
-
Step 200
200
#C4DDEC
oklch(88.4% 0.034 234.1)
-
Step 300
300
#9AC8E2
oklch(80.9% 0.061 233.3)
-
Step 400
400
#5DABD4
oklch(70.7% 0.098 233.4)
-
Step 500
500
#1C95C9
oklch(63.2% 0.125 233.7)
-
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
#052A3C
oklch(27% 0.052 234.9)
#C4E8FD 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) | #DEE6FE | 0.032 |
| Deuteranopia (no green cones) | #D6E0FD | 0.029 |
| Tritanopia (no blue cones) | #B4EEEE | 0.036 |
| Achromatopsia (no color) | #E3E3E3 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4E8FD
#C4E8FD
oklch(91.2% 0.047 233.6)
- #FCDAC5
#FCDAC5
oklch(91.1% 0.047 53.6)
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 #C4E8FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.027
- Pale Sky Blue #BDF6FE ΔE 0.037
- Pale Turquoise #AFEEEE ΔE 0.039
- Lavender #E6E6FA ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.044
- Pale Silver #D8E2DC ΔE 0.046
- Robin's Egg Blue #98EFF9 ΔE 0.050
- Platinum #E0E1DD ΔE 0.050
Use #C4E8FD 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.