#C9DFEB
Closest named color: Gainsboro (#DCDCDC). oklch(89.1% 0.029 231.5), rgb(201, 223, 235).
Aa
Black text reads best on this color (15.23:1).
About this color
#C9DFEB is a light close to neutral grey. In OKLCH its lightness is 89%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Gainsboro (#DCDCDC), ΔE 0.029 away. Black text reads best on it, at 15.23:1.
| Hue family | Neutrals |
| Lightness | light (89%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Gainsboro (#DCDCDC) |
| Black text | 15.23:1 |
| White text | 1.37:1 |
Values
| HEX | #C9DFEB |
| RGB | rgb(201, 223, 235) |
| HSL | hsl(201, 46%, 85%) |
| OKLCH | oklch(89.1% 0.029 231.5) |
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 #C9DFEB | 1.37:1 | Fails | Lc -21.1 | Dividers and decoration only |
| Black text on #C9DFEB | 15.23:1 | AAA | Lc 85.2 | Fine for body text |
| #C9DFEB text on white | 1.37:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #C9DFEB text on black | 15.23:1 | AAA | Lc -85.1 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200 (this color)
#C9DFEB
oklch(89.1% 0.029 231.5)
-
Step 300
300
#AAC5D5
oklch(80.8% 0.037 233.9)
-
Step 400
400
#7BA8BF
oklch(70.7% 0.059 230.8)
-
Step 500
500
#5792AF
oklch(63.1% 0.075 231)
-
Step 600
600
#3A7C9B
oklch(55.7% 0.082 231.2)
-
Step 700
700
#2C6884
oklch(49% 0.076 231.4)
-
Step 800
800
#26556B
oklch(42.7% 0.063 231)
-
Step 900
900
#244657
oklch(37.6% 0.049 231.8)
-
Step 950
950
#162933
oklch(26.9% 0.031 232.5)
#C9DFEB 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) | #D9DEEC | 0.021 |
| Deuteranopia (no green cones) | #D4DAEB | 0.018 |
| Tritanopia (no blue cones) | #C0E2E3 | 0.020 |
| Achromatopsia (no color) | #DBDBDB | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9DFEB
#C9DFEB
oklch(89.1% 0.029 231.5)
- #EBD6CA
#EBD6CA
oklch(89% 0.029 51.8)
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 #C9DFEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gainsboro #DCDCDC ΔE 0.029
- Pale Silver #D8E2DC ΔE 0.030
- Cadet Gray #CED4DA ΔE 0.030
- Powder Blue #B0E0E6 ΔE 0.032
- Platinum #E0E1DD ΔE 0.036
- Light Gray #D3D3D3 ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.046
Use #C9DFEB 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.