#C4FDFC
Closest named color: Light Light Blue (#CAFFFB). oklch(95.5% 0.057 194.9), rgb(196, 253, 252).
Aa
Black text reads best on this color (18.80:1).
About this color
#C4FDFC is a very light, muted teal or cyan. In OKLCH its lightness is 96%, its chroma 0.057 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Light Light Blue (#CAFFFB), ΔE 0.009 away. Black text reads best on it, at 18.80:1.
| Hue family | Teals and cyans |
| Lightness | very light (96%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Light Blue (#CAFFFB) |
| Black text | 18.80:1 |
| White text | 1.11:1 |
Values
| HEX | #C4FDFC |
| RGB | rgb(196, 253, 252) |
| HSL | hsl(179, 93%, 88%) |
| OKLCH | oklch(95.5% 0.057 194.9) |
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 #C4FDFC | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C4FDFC | 18.80:1 | AAA | Lc 98.5 | Preferred for body text |
| #C4FDFC text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #C4FDFC text on black | 18.80:1 | AAA | Lc -99.6 | 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)
#C4FDFC
oklch(95.5% 0.057 194.9)
-
Step 100
100
#DAEFEE
oklch(93.6% 0.022 193.3)
-
Step 200
200
#BBE2E1
oklch(88.5% 0.041 194.5)
-
Step 300
300
#86D0CF
oklch(80.9% 0.074 194.7)
-
Step 400
400
#15B7B7
oklch(70.7% 0.118 194.8)
-
Step 500
500
#009D9D
oklch(63% 0.108 194.8)
-
Step 600
600
#008484
oklch(55.5% 0.095 194.8)
-
Step 700
700
#006F6F
oklch(49% 0.084 194.8)
-
Step 800
800
#005B5B
oklch(42.7% 0.073 194.8)
-
Step 900
900
#004C4C
oklch(37.7% 0.064 194.8)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#C4FDFC 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) | #F6F7FC | 0.061 |
| Deuteranopia (no green cones) | #EAEFFD | 0.056 |
| Tritanopia (no blue cones) | #B2FFFC | 0.019 |
| Achromatopsia (no color) | #F2F2F2 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4FDFC
#C4FDFC
oklch(95.5% 0.057 194.9)
- #FFEBEB
#FFEBEB
oklch(95.6% 0.022 17.5)
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 #C4FDFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Light Blue #CAFFFB ΔE 0.009
- Eggshell Blue #C4FFF7 ΔE 0.010
- Duck Egg Blue #C3FBF4 ΔE 0.011
- Pale Blue #D0FEFE ΔE 0.015
- Pale Cyan #B7FFFA ΔE 0.015
- Really Light Blue #D4FFFF ΔE 0.020
- Very Light Blue #D5FFFF ΔE 0.021
- Ice #D6FFFA ΔE 0.022
Use #C4FDFC 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.