#C1CFEF
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.4% 0.047 266.7), rgb(193, 207, 239).
Aa
Black text reads best on this color (13.43:1).
About this color
#C1CFEF is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.047 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.026 away. Black text reads best on it, at 13.43:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.43:1 |
| White text | 1.56:1 |
Values
| HEX | #C1CFEF |
| RGB | rgb(193, 207, 239) |
| HSL | hsl(222, 59%, 85%) |
| OKLCH | oklch(85.4% 0.047 266.7) |
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 #C1CFEF | 1.56:1 | Fails | Lc -29.1 | Dividers and decoration only |
| Black text on #C1CFEF | 13.43:1 | AAA | Lc 78.0 | Fine for body text |
| #C1CFEF text on white | 1.56:1 | Fails | Lc 25.8 | Dividers and decoration only |
| #C1CFEF text on black | 13.43:1 | AAA | Lc -77.3 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200 (this color)
#C1CFEF
oklch(85.4% 0.047 266.7)
-
Step 300
300
#AFC0E9
oklch(80.9% 0.061 267.4)
-
Step 400
400
#859FDE
oklch(70.7% 0.097 266.7)
-
Step 500
500
#6786D4
oklch(63.1% 0.123 266.5)
-
Step 600
600
#4F6EC2
oklch(55.6% 0.135 266.8)
-
Step 700
700
#405CA7
oklch(49.2% 0.125 266.5)
-
Step 800
800
#354B87
oklch(42.6% 0.103 266.9)
-
Step 900
900
#2E3F6C
oklch(37.6% 0.08 266.9)
-
Step 950
950
#1B253F
oklch(26.9% 0.051 267)
#C1CFEF 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) | #C5D1F1 | 0.008 |
| Deuteranopia (no green cones) | #C1CDEE | 0.005 |
| Tritanopia (no blue cones) | #B6D5D9 | 0.042 |
| Achromatopsia (no color) | #CFCFCF | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1CFEF
#C1CFEF
oklch(85.4% 0.047 266.7)
- #DDCEAD
#DDCEAD
oklch(85.5% 0.047 86.5)
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 #C1CFEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Periwinkle #C1C6FC ΔE 0.034
- Light Blue #ADD8E6 ΔE 0.038
- Cadet Gray #CED4DA ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.042
- Light Gray #D3D3D3 ΔE 0.049
- Thistle #D8BFD8 ΔE 0.050
Use #C1CFEF 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.