#C9D5EA
Closest named color: Cadet Gray (#CED4DA). oklch(87% 0.032 261.7), rgb(201, 213, 234).
Aa
Black text reads best on this color (14.18:1).
About this color
#C9D5EA is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.032 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.022 away. Black text reads best on it, at 14.18:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.18:1 |
| White text | 1.47:1 |
Values
| HEX | #C9D5EA |
| RGB | rgb(201, 213, 234) |
| HSL | hsl(218, 44%, 85%) |
| OKLCH | oklch(87% 0.032 261.7) |
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 #C9D5EA | 1.47:1 | Fails | Lc -25.7 | Dividers and decoration only |
| Black text on #C9D5EA | 14.18:1 | AAA | Lc 81.1 | Fine for body text |
| #C9D5EA text on white | 1.47:1 | Fails | Lc 22.7 | Dividers and decoration only |
| #C9D5EA text on black | 14.18:1 | AAA | Lc -80.6 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200 (this color)
#C9D5EA
oklch(87% 0.032 261.7)
-
Step 300
300
#B2C1DC
oklch(80.8% 0.042 262.3)
-
Step 400
400
#8AA1CA
oklch(70.6% 0.066 261.9)
-
Step 500
500
#6D8ABD
oklch(63.2% 0.084 261.4)
-
Step 600
600
#5573A9
oklch(55.6% 0.092 261.6)
-
Step 700
700
#466091
oklch(49.1% 0.085 262.4)
-
Step 800
800
#394F75
oklch(42.7% 0.069 260.9)
-
Step 900
900
#31425F
oklch(37.8% 0.055 260.8)
-
Step 950
950
#1D2737
oklch(27.1% 0.033 259.6)
#C9D5EA 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) | #CFD6EB | 0.009 |
| Deuteranopia (no green cones) | #CBD3EA | 0.006 |
| Tritanopia (no blue cones) | #C1D9DC | 0.028 |
| Achromatopsia (no color) | #D4D4D4 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9D5EA
#C9D5EA
oklch(87% 0.032 261.7)
- #DFD3BD
#DFD3BD
oklch(87.1% 0.032 82.8)
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 #C9D5EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.022
- Light Gray #D3D3D3 ΔE 0.032
- Light Blue #ADD8E6 ΔE 0.036
- Gainsboro #DCDCDC ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.042
- Celeste #A8DADC ΔE 0.049
- Pale Silver #D8E2DC ΔE 0.050
Use #C9D5EA 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.