#C9D0EA
Closest named color: Cadet Gray (#CED4DA). oklch(86% 0.037 273.6), rgb(201, 208, 234).
Aa
Black text reads best on this color (13.69:1).
About this color
#C9D0EA is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.037 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.028 away. Black text reads best on it, at 13.69:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 13.69:1 |
| White text | 1.53:1 |
Values
| HEX | #C9D0EA |
| RGB | rgb(201, 208, 234) |
| HSL | hsl(227, 44%, 85%) |
| OKLCH | oklch(86% 0.037 273.6) |
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 #C9D0EA | 1.53:1 | Fails | Lc -28.0 | Dividers and decoration only |
| Black text on #C9D0EA | 13.69:1 | AAA | Lc 79.1 | Fine for body text |
| #C9D0EA text on white | 1.53:1 | Fails | Lc 24.7 | Dividers and decoration only |
| #C9D0EA text on black | 13.69:1 | AAA | Lc -78.4 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F3
oklch(93.5% 0.014 277.1)
-
Step 200
200 (this color)
#C9D0EA
oklch(86% 0.037 273.6)
-
Step 300
300
#B6BFE0
oklch(80.8% 0.048 273.3)
-
Step 400
400
#919ED0
oklch(70.7% 0.075 273.1)
-
Step 500
500
#7785C4
oklch(63.1% 0.096 273.8)
-
Step 600
600
#606EB1
oklch(55.7% 0.105 273.6)
-
Step 700
700
#4F5C98
oklch(49.2% 0.097 273.1)
-
Step 800
800
#414B7B
oklch(42.7% 0.081 273.6)
-
Step 900
900
#373F63
oklch(37.7% 0.063 273.5)
-
Step 950
950
#20253A
oklch(27% 0.04 273.2)
#C9D0EA 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) | #C9D2EB | 0.005 |
| Deuteranopia (no green cones) | #C7CFE9 | 0.004 |
| Tritanopia (no blue cones) | #C2D5D8 | 0.034 |
| Achromatopsia (no color) | #D1D1D1 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9D0EA
#C9D0EA
oklch(86% 0.037 273.6)
- #D9D1B6
#D9D1B6
oklch(86% 0.037 93.4)
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 #C9D0EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.028
- Light Blue Grey #B7C9E2 ΔE 0.032
- Light Gray #D3D3D3 ΔE 0.037
- Light Blue #ADD8E6 ΔE 0.041
- Light Periwinkle #C1C6FC ΔE 0.044
- Thistle #D8BFD8 ΔE 0.045
- Light Steel Blue #B0C4DE ΔE 0.049
- Gainsboro #DCDCDC ΔE 0.050
Use #C9D0EA 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.