#C4E5FA
Closest named color: Diamond (#B9F2FF). oklch(90.5% 0.045 235.9), rgb(196, 229, 250).
Aa
Black text reads best on this color (15.93:1).
About this color
#C4E5FA is a very light, muted blue. In OKLCH its lightness is 90%, its chroma 0.045 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.033 away. Black text reads best on it, at 15.93:1.
| Hue family | Blues |
| Lightness | very light (90%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 15.93:1 |
| White text | 1.31:1 |
Values
| HEX | #C4E5FA |
| RGB | rgb(196, 229, 250) |
| HSL | hsl(203, 84%, 87%) |
| OKLCH | oklch(90.5% 0.045 235.9) |
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 #C4E5FA | 1.31:1 | Fails | Lc -18.0 | Dividers and decoration only |
| Black text on #C4E5FA | 15.93:1 | AAA | Lc 87.9 | Fine for body text |
| #C4E5FA text on white | 1.31:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #C4E5FA text on black | 15.93:1 | AAA | Lc -88.0 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF4
oklch(93.6% 0.017 236.7)
-
Step 200
200 (this color)
#C4E5FA
oklch(90.5% 0.045 235.9)
-
Step 300
300
#9DC7E1
oklch(80.8% 0.058 235.6)
-
Step 400
400
#64AAD3
oklch(70.8% 0.093 235.8)
-
Step 500
500
#2F93C7
oklch(63% 0.119 236.3)
-
Step 600
600
#007CAF
oklch(55.5% 0.12 236.1)
-
Step 700
700
#006994
oklch(49.2% 0.105 235.5)
-
Step 800
800
#00567A
oklch(42.8% 0.091 235.4)
-
Step 900
900
#074765
oklch(37.7% 0.078 236.2)
-
Step 950
950
#092A3B
oklch(27.1% 0.049 235.4)
#C4E5FA 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) | #DCE4FB | 0.030 |
| Deuteranopia (no green cones) | #D4DEFA | 0.026 |
| Tritanopia (no blue cones) | #B5EBEC | 0.034 |
| Achromatopsia (no color) | #E0E0E0 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4E5FA
#C4E5FA
oklch(90.5% 0.045 235.9)
- #F8D9C3
#F8D9C3
oklch(90.5% 0.045 57.5)
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 #C4E5FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.033
- Powder Blue #B0E0E6 ΔE 0.039
- Pale Turquoise #AFEEEE ΔE 0.041
- Pale Sky Blue #BDF6FE ΔE 0.043
- Lavender #E6E6FA ΔE 0.043
- Pale Silver #D8E2DC ΔE 0.044
- Gainsboro #DCDCDC ΔE 0.046
- Platinum #E0E1DD ΔE 0.048
Use #C4E5FA 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.