#C5E1FF
Closest named color: Powder Blue (#B0E0E6). oklch(89.9% 0.051 250.2), rgb(197, 225, 255).
Aa
Black text reads best on this color (15.58:1).
About this color
#C5E1FF is a light, muted blue. In OKLCH its lightness is 90%, its chroma 0.051 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.045 away. Black text reads best on it, at 15.58:1.
| Hue family | Blues |
| Lightness | light (90%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.58:1 |
| White text | 1.34:1 |
Values
| HEX | #C5E1FF |
| RGB | rgb(197, 225, 255) |
| HSL | hsl(211, 100%, 89%) |
| OKLCH | oklch(89.9% 0.051 250.2) |
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 #C5E1FF | 1.34:1 | Fails | Lc -19.5 | Dividers and decoration only |
| Black text on #C5E1FF | 15.58:1 | AAA | Lc 86.6 | Fine for body text |
| #C5E1FF text on white | 1.34:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #C5E1FF text on black | 15.58:1 | AAA | Lc -86.6 | 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 200.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200 (this color)
#C5E1FF
oklch(89.9% 0.051 250.2)
-
Step 300
300
#A1C4EA
oklch(80.8% 0.066 250.7)
-
Step 400
400
#6CA5E0
oklch(70.6% 0.106 250.3)
-
Step 500
500
#428DD7
oklch(63% 0.134 250.5)
-
Step 600
600
#1B76C4
oklch(55.6% 0.145 250.1)
-
Step 700
700
#0963AA
oklch(49.2% 0.136 250.1)
-
Step 800
800
#0F5189
oklch(42.7% 0.112 250)
-
Step 900
900
#16446E
oklch(37.8% 0.087 249.7)
-
Step 950
950
#0F2840
oklch(27% 0.055 249.7)
#C5E1FF 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) | #D6E1FF | 0.021 |
| Deuteranopia (no green cones) | #CFDBFE | 0.019 |
| Tritanopia (no blue cones) | #B5E8EB | 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°).
- #C5E1FF
#C5E1FF
oklch(89.9% 0.051 250.2)
- #F4D9BA
#F4D9BA
oklch(90% 0.051 71)
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 #C5E1FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.045
- Diamond #B9F2FF ΔE 0.046
- Lavender #E6E6FA ΔE 0.046
- Light Blue #ADD8E6 ΔE 0.050
- Gainsboro #DCDCDC ΔE 0.051
- Cadet Gray #CED4DA ΔE 0.051
- Pale Silver #D8E2DC ΔE 0.053
- Pale Turquoise #AFEEEE ΔE 0.054
Use #C5E1FF 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.