#C9DCFE
Closest named color: Cadet Gray (#CED4DA). oklch(89.1% 0.051 262.1), rgb(201, 220, 254).
Aa
Black text reads best on this color (15.15:1).
About this color
#C9DCFE is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.051 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.048 away. Black text reads best on it, at 15.15:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 15.15:1 |
| White text | 1.38:1 |
Values
| HEX | #C9DCFE |
| RGB | rgb(201, 220, 254) |
| HSL | hsl(218, 96%, 89%) |
| OKLCH | oklch(89.1% 0.051 262.1) |
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 #C9DCFE | 1.38:1 | Fails | Lc -21.4 | Dividers and decoration only |
| Black text on #C9DCFE | 15.15:1 | AAA | Lc 84.9 | Fine for body text |
| #C9DCFE text on white | 1.38:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #C9DCFE text on black | 15.15:1 | AAA | Lc -84.7 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200 (this color)
#C9DCFE
oklch(89.1% 0.051 262.1)
-
Step 300
300
#AAC1EC
oklch(80.8% 0.066 262.8)
-
Step 400
400
#7CA0E3
oklch(70.6% 0.107 262.3)
-
Step 500
500
#5B87DA
oklch(63% 0.135 262.1)
-
Step 600
600
#426FC8
oklch(55.5% 0.147 262.4)
-
Step 700
700
#345DAD
oklch(49.2% 0.136 262.2)
-
Step 800
800
#2B4C8C
oklch(42.7% 0.113 262.2)
-
Step 900
900
#274070
oklch(37.7% 0.088 262.2)
-
Step 950
950
#172641
oklch(27% 0.055 261.4)
#C9DCFE 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) | #D1DEFF | 0.012 |
| Deuteranopia (no green cones) | #CCD9FD | 0.008 |
| Tritanopia (no blue cones) | #BCE3E7 | 0.046 |
| Achromatopsia (no color) | #DBDBDB | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9DCFE
#C9DCFE
oklch(89.1% 0.051 262.1)
- #ECD9B5
#ECD9B5
oklch(89.2% 0.052 83.4)
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 #C9DCFE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.048
- Lavender #E6E6FA ΔE 0.049
- Light Blue #ADD8E6 ΔE 0.050
- Powder Blue #B0E0E6 ΔE 0.051
- Gainsboro #DCDCDC ΔE 0.051
- Pale Lilac #E4CBFF ΔE 0.054
- Light Gray #D3D3D3 ΔE 0.057
- Pale Lavender #EECFFE ΔE 0.057
Use #C9DCFE 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.