#C4CFEF
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.6% 0.046 270.4), rgb(196, 207, 239).
Aa
Black text reads best on this color (13.51:1).
About this color
#C4CFEF is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.046 and its hue 270°. 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 13.51:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.51:1 |
| White text | 1.55:1 |
Values
| HEX | #C4CFEF |
| RGB | rgb(196, 207, 239) |
| HSL | hsl(225, 57%, 85%) |
| OKLCH | oklch(85.6% 0.046 270.4) |
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 #C4CFEF | 1.55:1 | Fails | Lc -28.8 | Dividers and decoration only |
| Black text on #C4CFEF | 13.51:1 | AAA | Lc 78.3 | Fine for body text |
| #C4CFEF text on white | 1.55:1 | Fails | Lc 25.4 | Dividers and decoration only |
| #C4CFEF text on black | 13.51:1 | AAA | Lc -77.7 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200 (this color)
#C4CFEF
oklch(85.6% 0.046 270.4)
-
Step 300
300
#B2BFE8
oklch(80.8% 0.06 271.2)
-
Step 400
400
#8A9EDC
oklch(70.8% 0.094 270.2)
-
Step 500
500
#6E84D3
oklch(63.1% 0.122 270.8)
-
Step 600
600
#566DC0
oklch(55.7% 0.131 270)
-
Step 700
700
#475AA6
oklch(49.1% 0.123 270.7)
-
Step 800
800
#3A4A86
oklch(42.7% 0.101 270.4)
-
Step 900
900
#323E6B
oklch(37.6% 0.079 270.9)
-
Step 950
950
#1D253F
oklch(27.1% 0.05 269.9)
#C4CFEF 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) | #C6D1F1 | 0.006 |
| Deuteranopia (no green cones) | #C3CEEE | 0.003 |
| Tritanopia (no blue cones) | #BAD5D9 | 0.042 |
| Achromatopsia (no color) | #CFCFCF | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4CFEF
#C4CFEF
oklch(85.6% 0.046 270.4)
- #DBCFAE
#DBCFAE
oklch(85.6% 0.046 90.4)
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 #C4CFEF, 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
- Light Periwinkle #C1C6FC ΔE 0.035
- Cadet Gray #CED4DA ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.044
- Baby Blue #A2CFFE ΔE 0.045
- Light Gray #D3D3D3 ΔE 0.047
- Thistle #D8BFD8 ΔE 0.048
Use #C4CFEF 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.