#C0CAEF
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.3% 0.053 273.3), rgb(192, 202, 239).
Aa
Black text reads best on this color (12.93:1).
About this color
#C0CAEF is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.053 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.023 away. Black text reads best on it, at 12.93:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.93:1 |
| White text | 1.62:1 |
Values
| HEX | #C0CAEF |
| RGB | rgb(192, 202, 239) |
| HSL | hsl(227, 59%, 85%) |
| OKLCH | oklch(84.3% 0.053 273.3) |
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 #C0CAEF | 1.62:1 | Fails | Lc -31.4 | Non-text elements, placeholder text |
| Black text on #C0CAEF | 12.93:1 | AAA | Lc 75.9 | Fine for body text |
| #C0CAEF text on white | 1.62:1 | Fails | Lc 27.9 | Dividers and decoration only |
| #C0CAEF text on black | 12.93:1 | AAA | Lc -75.1 | 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
#E6E9F4
oklch(93.5% 0.015 273.8)
-
Step 200
200
#D2D8ED
oklch(88.4% 0.03 273.1)
-
Step 300
300 (this color)
#C0CAEF
oklch(84.3% 0.053 273.3)
-
Step 400
400
#8F9DD6
oklch(70.6% 0.085 273.4)
-
Step 500
500
#7484CB
oklch(63.1% 0.109 273.3)
-
Step 600
600
#5D6DB8
oklch(55.6% 0.118 272.9)
-
Step 700
700
#4D5A9E
oklch(49% 0.11 273.5)
-
Step 800
800
#3F4A80
oklch(42.6% 0.091 273.3)
-
Step 900
900
#363E67
oklch(37.7% 0.071 274.1)
-
Step 950
950
#1F253C
oklch(27% 0.044 272.1)
#C0CAEF 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) | #BCC9EE | 0.006 |
| Tritanopia (no blue cones) | #B5D1D6 | 0.048 |
| Achromatopsia (no color) | #CBCBCB | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C0CAEF
#C0CAEF
oklch(84.3% 0.053 273.3)
- #D7CCA5
#D7CCA5
oklch(84.4% 0.053 94.1)
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 #C0CAEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.023
- Light Periwinkle #C1C6FC ΔE 0.024
- Light Steel Blue #B0C4DE ΔE 0.035
- Baby Blue #A2CFFE ΔE 0.039
- Cloudy Blue #ACC2D9 ΔE 0.045
- Thistle #D8BFD8 ΔE 0.045
- Light Blue #ADD8E6 ΔE 0.048
- Cadet Gray #CED4DA ΔE 0.050
Use #C0CAEF 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.