#C5E7FF
Closest named color: Diamond (#B9F2FF). oklch(91.1% 0.049 238.8), rgb(197, 231, 255).
Aa
Black text reads best on this color (16.24:1).
About this color
#C5E7FF is a very light, muted blue. In OKLCH its lightness is 91%, its chroma 0.049 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.031 away. Black text reads best on it, at 16.24:1.
| Hue family | Blues |
| Lightness | very light (91%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.24:1 |
| White text | 1.29:1 |
Values
| HEX | #C5E7FF |
| RGB | rgb(197, 231, 255) |
| HSL | hsl(205, 100%, 89%) |
| OKLCH | oklch(91.1% 0.049 238.8) |
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 #C5E7FF | 1.29:1 | Fails | Lc -16.7 | Dividers and decoration only |
| Black text on #C5E7FF | 16.24:1 | AAA | Lc 89.1 | Fine for body text |
| #C5E7FF text on white | 1.29:1 | Fails | Lc 14.5 | Not readable |
| #C5E7FF text on black | 16.24:1 | AAA | Lc -89.3 | 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 100.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100 (this color)
#C5E7FF
oklch(91.1% 0.049 238.8)
-
Step 200
200
#C5DDEE
oklch(88.5% 0.035 238.7)
-
Step 300
300
#9CC7E5
oklch(80.9% 0.062 239)
-
Step 400
400
#61A9D8
oklch(70.6% 0.1 239)
-
Step 500
500
#2993CE
oklch(63.2% 0.128 238.8)
-
Step 600
600
#007BB4
oklch(55.5% 0.126 239.3)
-
Step 700
700
#006898
oklch(49.2% 0.11 238.7)
-
Step 800
800
#00557D
oklch(42.7% 0.096 238.5)
-
Step 900
900
#034769
oklch(37.9% 0.083 238.8)
-
Step 950
950
#072A3D
oklch(27.1% 0.052 237.4)
#C5E7FF 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) | #DDE6FF | 0.030 |
| Deuteranopia (no green cones) | #D5DFFF | 0.027 |
| Tritanopia (no blue cones) | #B5EDEE | 0.038 |
| Achromatopsia (no color) | #E2E2E2 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5E7FF
#C5E7FF
oklch(91.1% 0.049 238.8)
- #FBDBC2
#FBDBC2
oklch(91.2% 0.049 60.1)
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 #C5E7FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.031
- Pale Sky Blue #BDF6FE ΔE 0.040
- Lavender #E6E6FA ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.046
- Pale Silver #D8E2DC ΔE 0.048
- Gainsboro #DCDCDC ΔE 0.051
- Platinum #E0E1DD ΔE 0.052
Use #C5E7FF 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.