#C9DBFA
Closest named color: Cadet Gray (#CED4DA). oklch(88.8% 0.047 261.4), rgb(201, 219, 250).
Aa
Black text reads best on this color (14.99:1).
About this color
#C9DBFA is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.047 and its hue 261°. 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 14.99:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.99:1 |
| White text | 1.40:1 |
Values
| HEX | #C9DBFA |
| RGB | rgb(201, 219, 250) |
| HSL | hsl(218, 83%, 88%) |
| OKLCH | oklch(88.8% 0.047 261.4) |
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 #C9DBFA | 1.40:1 | Fails | Lc -22.1 | Dividers and decoration only |
| Black text on #C9DBFA | 14.99:1 | AAA | Lc 84.3 | Fine for body text |
| #C9DBFA text on white | 1.40:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #C9DBFA text on black | 14.99:1 | AAA | Lc -84.1 | 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
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200 (this color)
#C9DBFA
oklch(88.8% 0.047 261.4)
-
Step 300
300
#ABC2E8
oklch(81% 0.06 260.4)
-
Step 400
400
#7FA1DD
oklch(70.7% 0.096 261.4)
-
Step 500
500
#5E88D4
oklch(63% 0.124 261.5)
-
Step 600
600
#4571C1
oklch(55.6% 0.134 261.4)
-
Step 700
700
#365EA7
oklch(49.1% 0.126 261.4)
-
Step 800
800
#2D4D87
oklch(42.6% 0.104 261.3)
-
Step 900
900
#29416C
oklch(37.8% 0.08 261.3)
-
Step 950
950
#18263F
oklch(27% 0.051 261.4)
#C9DBFA 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) | #D1DCFC | 0.011 |
| Deuteranopia (no green cones) | #CCD8F9 | 0.008 |
| Tritanopia (no blue cones) | #BDE1E5 | 0.041 |
| Achromatopsia (no color) | #DADADA | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9DBFA
#C9DBFA
oklch(88.8% 0.047 261.4)
- #EAD8B8
#EAD8B8
oklch(88.9% 0.047 82)
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 #C9DBFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.047
- Powder Blue #B0E0E6 ΔE 0.047
- Gainsboro #DCDCDC ΔE 0.048
- Lavender #E6E6FA ΔE 0.050
- Light Gray #D3D3D3 ΔE 0.052
- Pale Silver #D8E2DC ΔE 0.054
- Pale Lilac #E4CBFF ΔE 0.054
Use #C9DBFA 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.