#C8DEF9
Closest named color: Cadet Gray (#CED4DA). oklch(89.3% 0.044 253.6), rgb(200, 222, 249).
Aa
Black text reads best on this color (15.27:1).
About this color
#C8DEF9 is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.044 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.042 away. Black text reads best on it, at 15.27:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 15.27:1 |
| White text | 1.37:1 |
Values
| HEX | #C8DEF9 |
| RGB | rgb(200, 222, 249) |
| HSL | hsl(213, 80%, 88%) |
| OKLCH | oklch(89.3% 0.044 253.6) |
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 #C8DEF9 | 1.37:1 | Fails | Lc -20.9 | Dividers and decoration only |
| Black text on #C8DEF9 | 15.27:1 | AAA | Lc 85.4 | Fine for body text |
| #C8DEF9 text on white | 1.37:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #C8DEF9 text on black | 15.27:1 | AAA | Lc -85.2 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200 (this color)
#C8DEF9
oklch(89.3% 0.044 253.6)
-
Step 300
300
#A8C3E5
oklch(80.9% 0.057 254.3)
-
Step 400
400
#78A4D8
oklch(70.7% 0.09 253.1)
-
Step 500
500
#548CCE
oklch(63.1% 0.116 253.6)
-
Step 600
600
#3875BB
oklch(55.6% 0.126 253.7)
-
Step 700
700
#2A62A1
oklch(49.1% 0.117 253.5)
-
Step 800
800
#245083
oklch(42.7% 0.098 253.9)
-
Step 900
900
#234369
oklch(37.8% 0.076 253.9)
-
Step 950
950
#15273D
oklch(26.9% 0.048 254.2)
#C8DEF9 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) | #D5DFFA | 0.017 |
| Deuteranopia (no green cones) | #CFDAF8 | 0.013 |
| Tritanopia (no blue cones) | #BBE4E7 | 0.038 |
| Achromatopsia (no color) | #DCDCDC | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C8DEF9
#C8DEF9
oklch(89.3% 0.044 253.6)
- #EED8BC
#EED8BC
oklch(89.3% 0.045 73.8)
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 #C8DEF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.043
- Gainsboro #DCDCDC ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.046
- Lavender #E6E6FA ΔE 0.046
- Pale Silver #D8E2DC ΔE 0.048
- Platinum #E0E1DD ΔE 0.050
- Light Gray #D3D3D3 ΔE 0.051
Use #C8DEF9 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.