#C5DBF9
Closest named color: Cadet Gray (#CED4DA). oklch(88.5% 0.048 256.2), rgb(197, 219, 249).
Aa
Black text reads best on this color (14.87:1).
About this color
#C5DBF9 is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.048 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Gray (#CED4DA), ΔE 0.041 away. Black text reads best on it, at 14.87:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Cadet Gray (#CED4DA) |
| Black text | 14.87:1 |
| White text | 1.41:1 |
Values
| HEX | #C5DBF9 |
| RGB | rgb(197, 219, 249) |
| HSL | hsl(215, 81%, 87%) |
| OKLCH | oklch(88.5% 0.048 256.2) |
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 #C5DBF9 | 1.41:1 | Fails | Lc -22.7 | Dividers and decoration only |
| Black text on #C5DBF9 | 14.87:1 | AAA | Lc 83.8 | Fine for body text |
| #C5DBF9 text on white | 1.41:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #C5DBF9 text on black | 14.87:1 | AAA | Lc -83.6 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EBF6
oklch(93.7% 0.018 253.3)
-
Step 200
200 (this color)
#C5DBF9
oklch(88.5% 0.048 256.2)
-
Step 300
300
#A7C3E9
oklch(80.9% 0.062 256.1)
-
Step 400
400
#78A3DD
oklch(70.7% 0.098 256.1)
-
Step 500
500
#548BD4
oklch(63.2% 0.125 256)
-
Step 600
600
#3873C1
oklch(55.5% 0.136 256.3)
-
Step 700
700
#2A60A7
oklch(49% 0.127 256.4)
-
Step 800
800
#244F87
oklch(42.7% 0.105 256.1)
-
Step 900
900
#22426C
oklch(37.7% 0.082 256)
-
Step 950
950
#15273F
oklch(27% 0.051 256.1)
#C5DBF9 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) | #D1DCFA | 0.016 |
| Deuteranopia (no green cones) | #CBD7F8 | 0.012 |
| Tritanopia (no blue cones) | #B8E1E5 | 0.040 |
| Achromatopsia (no color) | #D9D9D9 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5DBF9
#C5DBF9
oklch(88.5% 0.048 256.2)
- #ECD5B7
#ECD5B7
oklch(88.4% 0.047 74.4)
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 #C5DBF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Gray #CED4DA ΔE 0.041
- Light Blue #ADD8E6 ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.043
- Gainsboro #DCDCDC ΔE 0.049
- Light Gray #D3D3D3 ΔE 0.051
- Lavender #E6E6FA ΔE 0.054
- Pale Silver #D8E2DC ΔE 0.054
- Light Blue Grey #B7C9E2 ΔE 0.055
Use #C5DBF9 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.