#C4CAEF
Closest named color: Light Periwinkle (#C1C6FC). oklch(84.6% 0.052 278), rgb(196, 202, 239).
Aa
Black text reads best on this color (13.04:1).
About this color
#C4CAEF is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.052 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.024 away. Black text reads best on it, at 13.04:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 13.04:1 |
| White text | 1.61:1 |
Values
| HEX | #C4CAEF |
| RGB | rgb(196, 202, 239) |
| HSL | hsl(232, 57%, 85%) |
| OKLCH | oklch(84.6% 0.052 278) |
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 #C4CAEF | 1.61:1 | Fails | Lc -31.0 | Non-text elements, placeholder text |
| Black text on #C4CAEF | 13.04:1 | AAA | Lc 76.4 | Fine for body text |
| #C4CAEF text on white | 1.61:1 | Fails | Lc 27.4 | Dividers and decoration only |
| #C4CAEF text on black | 13.04:1 | AAA | Lc -75.5 | 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 300.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D4D8ED
oklch(88.6% 0.029 277.2)
-
Step 300
300 (this color)
#C4CAEF
oklch(84.6% 0.052 278)
-
Step 400
400
#949CD4
oklch(70.7% 0.082 277.8)
-
Step 500
500
#7B82C9
oklch(63% 0.107 278.6)
-
Step 600
600
#646BB6
oklch(55.6% 0.116 277.9)
-
Step 700
700
#53599C
oklch(49.1% 0.107 277.8)
-
Step 800
800
#44497F
oklch(42.7% 0.089 277.9)
-
Step 900
900
#393D66
oklch(37.6% 0.07 278.2)
-
Step 950
950
#21243C
oklch(27% 0.045 277.5)
#C4CAEF 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) | #C0CDF1 | 0.008 |
| Deuteranopia (no green cones) | #BECAEE | 0.008 |
| Tritanopia (no blue cones) | #BAD0D6 | 0.046 |
| Achromatopsia (no color) | #CCCCCC | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4CAEF
#C4CAEF
oklch(84.6% 0.052 278)
- #D5CEA7
#D5CEA7
oklch(84.7% 0.053 98.9)
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 #C4CAEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.024
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Steel Blue #B0C4DE ΔE 0.039
- Thistle #D8BFD8 ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.044
- Light Lavender #DFC5FE ΔE 0.047
- Cadet Gray #CED4DA ΔE 0.048
- Cloudy Blue #ACC2D9 ΔE 0.049
Use #C4CAEF 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.