#C4E2FF
Closest named color: Diamond (#B9F2FF). oklch(90% 0.051 247.5), rgb(196, 226, 255).
Aa
Black text reads best on this color (15.66:1).
About this color
#C4E2FF is a very light, muted blue. In OKLCH its lightness is 90%, its chroma 0.051 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.043 away. Black text reads best on it, at 15.66:1.
| Hue family | Blues |
| Lightness | very light (90%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 15.66:1 |
| White text | 1.34:1 |
Values
| HEX | #C4E2FF |
| RGB | rgb(196, 226, 255) |
| HSL | hsl(209, 100%, 88%) |
| OKLCH | oklch(90% 0.051 247.5) |
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 #C4E2FF | 1.34:1 | Fails | Lc -19.2 | Dividers and decoration only |
| Black text on #C4E2FF | 15.66:1 | AAA | Lc 86.9 | Fine for body text |
| #C4E2FF text on white | 1.34:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #C4E2FF text on black | 15.66:1 | AAA | Lc -86.9 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200 (this color)
#C4E2FF
oklch(90% 0.051 247.5)
-
Step 300
300
#9FC5E9
oklch(80.8% 0.065 247.2)
-
Step 400
400
#69A6DF
oklch(70.7% 0.105 247.9)
-
Step 500
500
#3A8FD6
oklch(63.1% 0.134 247.3)
-
Step 600
600
#0677C3
oklch(55.5% 0.146 247.6)
-
Step 700
700
#0064A6
oklch(49.1% 0.131 247.6)
-
Step 800
800
#025289
oklch(42.7% 0.113 247.6)
-
Step 900
900
#11446D
oklch(37.6% 0.088 247.6)
-
Step 950
950
#0D2840
oklch(27% 0.056 248.3)
#C4E2FF 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) | #D7E2FF | 0.024 |
| Deuteranopia (no green cones) | #D0DCFE | 0.020 |
| Tritanopia (no blue cones) | #B4E9EB | 0.043 |
| Achromatopsia (no color) | #DEDEDE | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4E2FF
#C4E2FF
oklch(90% 0.051 247.5)
- #F6D8BB
#F6D8BB
oklch(90% 0.051 66.1)
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 #C4E2FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.044
- Lavender #E6E6FA ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.050
- Pale Turquoise #AFEEEE ΔE 0.051
- Gainsboro #DCDCDC ΔE 0.051
- Pale Silver #D8E2DC ΔE 0.052
- Cadet Gray #CED4DA ΔE 0.052
Use #C4E2FF 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.