#C4D1EB
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.9% 0.039 264.3), rgb(196, 209, 235).
Aa
Black text reads best on this color (13.66:1).
About this color
#C4D1EB is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.039 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.029 away. Black text reads best on it, at 13.66:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.66:1 |
| White text | 1.53:1 |
Values
| HEX | #C4D1EB |
| RGB | rgb(196, 209, 235) |
| HSL | hsl(220, 49%, 85%) |
| OKLCH | oklch(85.9% 0.039 264.3) |
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 #C4D1EB | 1.53:1 | Fails | Lc -28.1 | Dividers and decoration only |
| Black text on #C4D1EB | 13.66:1 | AAA | Lc 79.0 | Fine for body text |
| #C4D1EB text on white | 1.53:1 | Fails | Lc 24.8 | Dividers and decoration only |
| #C4D1EB text on black | 13.66:1 | AAA | Lc -78.3 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200 (this color)
#C4D1EB
oklch(85.9% 0.039 264.3)
-
Step 300
300
#B1C1E2
oklch(81% 0.05 264.8)
-
Step 400
400
#88A0D3
oklch(70.6% 0.08 264.9)
-
Step 500
500
#6A88C8
oklch(63.1% 0.103 264.5)
-
Step 600
600
#5271B4
oklch(55.6% 0.111 264.3)
-
Step 700
700
#435E9B
oklch(49% 0.103 264.8)
-
Step 800
800
#374D7E
oklch(42.6% 0.086 264.7)
-
Step 900
900
#304165
oklch(37.8% 0.066 264.2)
-
Step 950
950
#1C263B
oklch(27% 0.042 264.3)
#C4D1EB 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) | #C9D2EC | 0.007 |
| Deuteranopia (no green cones) | #C6CFEA | 0.005 |
| Tritanopia (no blue cones) | #BBD6D9 | 0.035 |
| Achromatopsia (no color) | #D0D0D0 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4D1EB
#C4D1EB
oklch(85.9% 0.039 264.3)
- #DDCFB4
#DDCFB4
oklch(85.9% 0.039 83.8)
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 #C4D1EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.029
- Cadet Gray #CED4DA ΔE 0.030
- Light Blue #ADD8E6 ΔE 0.035
- Light Gray #D3D3D3 ΔE 0.040
- Light Periwinkle #C1C6FC ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.046
- Powder Blue #B0E0E6 ΔE 0.048
- Baby Blue #A2CFFE ΔE 0.049
Use #C4D1EB 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.