#C4E2FB
Closest named color: Powder Blue (#B0E0E6). oklch(89.9% 0.047 243.4), rgb(196, 226, 251).
Aa
Black text reads best on this color (15.61:1).
About this color
#C4E2FB is a light, muted blue. In OKLCH its lightness is 90%, its chroma 0.047 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.039 away. Black text reads best on it, at 15.61:1.
| Hue family | Blues |
| Lightness | light (90%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.61:1 |
| White text | 1.34:1 |
Values
| HEX | #C4E2FB |
| RGB | rgb(196, 226, 251) |
| HSL | hsl(207, 87%, 88%) |
| OKLCH | oklch(89.9% 0.047 243.4) |
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 #C4E2FB | 1.34:1 | Fails | Lc -19.4 | Dividers and decoration only |
| Black text on #C4E2FB | 15.61:1 | AAA | Lc 86.7 | Fine for body text |
| #C4E2FB text on white | 1.34:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #C4E2FB text on black | 15.61:1 | AAA | Lc -86.7 | 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
#E0ECF5
oklch(93.7% 0.018 240)
-
Step 200
200 (this color)
#C4E2FB
oklch(89.9% 0.047 243.4)
-
Step 300
300
#A0C6E5
oklch(81% 0.06 243.2)
-
Step 400
400
#69A7D8
oklch(70.6% 0.097 243.6)
-
Step 500
500
#3B91CE
oklch(63.2% 0.123 243.2)
-
Step 600
600
#067ABB
oklch(55.7% 0.134 243.2)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#025383
oklch(42.6% 0.104 244)
-
Step 900
900
#114569
oklch(37.6% 0.081 243.9)
-
Step 950
950
#0D293D
oklch(27% 0.05 242.9)
#C4E2FB 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) | #D8E2FC | 0.025 |
| Deuteranopia (no green cones) | #D1DBFB | 0.023 |
| Tritanopia (no blue cones) | #B5E8EA | 0.038 |
| Achromatopsia (no color) | #DEDEDE | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4E2FB
#C4E2FB
oklch(89.9% 0.047 243.4)
- #F5D8BE
#F5D8BE
oklch(90% 0.047 64.1)
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 #C4E2FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.039
- Diamond #B9F2FF ΔE 0.041
- Lavender #E6E6FA ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.047
- Gainsboro #DCDCDC ΔE 0.047
- Pale Turquoise #AFEEEE ΔE 0.047
- Pale Silver #D8E2DC ΔE 0.047
- Cadet Gray #CED4DA ΔE 0.048
Use #C4E2FB 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.