#C9FCFF
Closest named color: Pale Blue (#D0FEFE). oklch(95.7% 0.052 200.8), rgb(201, 252, 255).
Aa
Black text reads best on this color (18.85:1).
About this color
#C9FCFF is a very light, muted teal or cyan. In OKLCH its lightness is 96%, its chroma 0.052 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Blue (#D0FEFE), ΔE 0.010 away. Black text reads best on it, at 18.85:1.
| Hue family | Teals and cyans |
| Lightness | very light (96%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Pale Blue (#D0FEFE) |
| Black text | 18.85:1 |
| White text | 1.11:1 |
Values
| HEX | #C9FCFF |
| RGB | rgb(201, 252, 255) |
| HSL | hsl(183, 100%, 89%) |
| OKLCH | oklch(95.7% 0.052 200.8) |
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 #C9FCFF | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C9FCFF | 18.85:1 | AAA | Lc 98.7 | Preferred for body text |
| #C9FCFF text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #C9FCFF text on black | 18.85:1 | AAA | Lc -99.7 | Preferred 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 50.
-
Step 50
50 (this color)
#C9FCFF
oklch(95.7% 0.052 200.8)
-
Step 100
100
#DCEEEF
oklch(93.6% 0.019 200.9)
-
Step 200
200
#BEE1E3
oklch(88.5% 0.037 200.8)
-
Step 300
300
#8CCED2
oklch(80.9% 0.067 200.7)
-
Step 400
400
#37B4BC
oklch(70.7% 0.106 201.3)
-
Step 500
500
#009CA4
oklch(63% 0.107 201.2)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B4F
oklch(37.5% 0.064 200.9)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#C9FCFF 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) | #F4F7FF | 0.053 |
| Deuteranopia (no green cones) | #EAEFFF | 0.050 |
| Tritanopia (no blue cones) | #B8FFFD | 0.020 |
| Achromatopsia (no color) | #F3F3F3 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9FCFF
#C9FCFF
oklch(95.7% 0.052 200.8)
- #FFECEB
#FFECEB
oklch(95.8% 0.021 21.2)
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 #C9FCFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Blue #D0FEFE ΔE 0.010
- Light Light Blue #CAFFFB ΔE 0.011
- Really Light Blue #D4FFFF ΔE 0.016
- Eggshell Blue #C4FFF7 ΔE 0.017
- Very Light Blue #D5FFFF ΔE 0.017
- Duck Egg Blue #C3FBF4 ΔE 0.017
- Very Pale Blue #D6FFFE ΔE 0.018
- Ice Blue #D7FFFE ΔE 0.019
Use #C9FCFF 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.