#C5CCF9
Closest named color: Light Periwinkle (#C1C6FC). oklch(85.5% 0.063 278), rgb(197, 204, 249).
Aa
Black text reads best on this color (13.37:1).
About this color
#C5CCF9 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.063 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.019 away. Black text reads best on it, at 13.37:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 13.37:1 |
| White text | 1.56:1 |
Values
| HEX | #C5CCF9 |
| RGB | rgb(197, 204, 249) |
| HSL | hsl(232, 81%, 87%) |
| OKLCH | oklch(85.5% 0.063 278) |
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 #C5CCF9 | 1.56:1 | Fails | Lc -29.4 | Dividers and decoration only |
| Black text on #C5CCF9 | 13.37:1 | AAA | Lc 77.8 | Fine for body text |
| #C5CCF9 text on white | 1.56:1 | Fails | Lc 26.0 | Dividers and decoration only |
| #C5CCF9 text on black | 13.37:1 | AAA | Lc -77.0 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200 (this color)
#C5CCF9
oklch(85.5% 0.063 278)
-
Step 300
300
#B4BCF5
oklch(80.9% 0.081 278.2)
-
Step 400
400
#8E97F0
oklch(70.6% 0.13 278.1)
-
Step 500
500
#747BEB
oklch(63.1% 0.166 277.8)
-
Step 600
600
#5F61D9
oklch(55.6% 0.18 278.1)
-
Step 700
700
#4F4FBC
oklch(49% 0.167 278.3)
-
Step 800
800
#404298
oklch(42.7% 0.138 277.8)
-
Step 900
900
#363979
oklch(37.8% 0.107 277.9)
-
Step 950
950
#1F2247
oklch(27.1% 0.068 277.3)
#C5CCF9 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) | #C0D0FB | 0.011 |
| Deuteranopia (no green cones) | #BDCDF8 | 0.011 |
| Tritanopia (no blue cones) | #B9D4DB | 0.056 |
| Achromatopsia (no color) | #CECECE | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5CCF9
#C5CCF9
oklch(85.5% 0.063 278)
- #DAD0A1
#DAD0A1
oklch(85.4% 0.063 97.5)
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 #C5CCF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.019
- Light Blue Grey #B7C9E2 ΔE 0.038
- Light Lavender #DFC5FE ΔE 0.040
- Baby Blue #A2CFFE ΔE 0.042
- Pale Lilac #E4CBFF ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.050
- Thistle #D8BFD8 ΔE 0.051
- Cadet Gray #CED4DA ΔE 0.056
Use #C5CCF9 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.