#C7DDEB
Closest named color: Cadet Gray (#CED4DA). oklch(88.6% 0.03 235.7), rgb(199, 221, 235).
Aa
Black text reads best on this color (14.97:1).
About this color
#C7DDEB is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.030 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.027 away. Black text reads best on it, at 14.97:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.97:1 |
| White text | 1.40:1 |
Values
| HEX | #C7DDEB |
| RGB | rgb(199, 221, 235) |
| HSL | hsl(203, 47%, 85%) |
| OKLCH | oklch(88.6% 0.03 235.7) |
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 #C7DDEB | 1.40:1 | Fails | Lc -22.2 | Dividers and decoration only |
| Black text on #C7DDEB | 14.97:1 | AAA | Lc 84.2 | Fine for body text |
| #C7DDEB text on white | 1.40:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #C7DDEB text on black | 14.97:1 | AAA | Lc -84.0 | 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)
#C7DDEB
oklch(88.6% 0.03 235.7)
-
Step 300
300
#A9C5D7
oklch(80.8% 0.04 236.2)
-
Step 400
400
#7BA7C3
oklch(70.7% 0.063 236.7)
-
Step 500
500
#5791B3
oklch(63% 0.08 235.7)
-
Step 600
600
#3A7B9F
oklch(55.6% 0.087 235.5)
-
Step 700
700
#2B6888
oklch(49.2% 0.081 234.7)
-
Step 800
800
#25546F
oklch(42.6% 0.068 236.6)
-
Step 900
900
#24465A
oklch(37.8% 0.052 236.3)
-
Step 950
950
#162934
oklch(27% 0.032 235.1)
#C7DDEB 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) | #D7DCEC | 0.021 |
| Deuteranopia (no green cones) | #D2D8EB | 0.018 |
| Tritanopia (no blue cones) | #BEE1E1 | 0.023 |
| Achromatopsia (no color) | #DADADA | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C7DDEB
#C7DDEB
oklch(88.6% 0.03 235.7)
- #EAD5C7
#EAD5C7
oklch(88.6% 0.03 56)
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 #C7DDEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.027
- Powder Blue #B0E0E6 ΔE 0.030
- Gainsboro #DCDCDC ΔE 0.032
- Pale Silver #D8E2DC ΔE 0.035
- Light Gray #D3D3D3 ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.036
- Platinum #E0E1DD ΔE 0.040
- Celeste #A8DADC ΔE 0.045
Use #C7DDEB 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.