#C4FCF8
Closest named color: Duck Egg Blue (#C3FBF4). oklch(95.2% 0.057 190.8), rgb(196, 252, 248).
Aa
Black text reads best on this color (18.62:1).
About this color
#C4FCF8 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.057 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.006 away. Black text reads best on it, at 18.62:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.62:1 |
| White text | 1.12:1 |
Values
| HEX | #C4FCF8 |
| RGB | rgb(196, 252, 248) |
| HSL | hsl(176, 90%, 88%) |
| OKLCH | oklch(95.2% 0.057 190.8) |
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 #C4FCF8 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C4FCF8 | 18.62:1 | AAA | Lc 97.9 | Preferred for body text |
| #C4FCF8 text on white | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #C4FCF8 text on black | 18.62:1 | AAA | Lc -98.9 | 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 100.
-
Step 50
50
#EFF8F7
oklch(97.2% 0.01 189.1)
-
Step 100
100 (this color)
#C4FCF8
oklch(95.2% 0.057 190.8)
-
Step 200
200
#BCE2DF
oklch(88.5% 0.04 190.6)
-
Step 300
300
#88D0CC
oklch(80.9% 0.072 191.4)
-
Step 400
400
#20B7B2
oklch(70.6% 0.116 191.3)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005B58
oklch(42.5% 0.073 190.9)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#C4FCF8 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) | #F5F6F8 | 0.060 |
| Deuteranopia (no green cones) | #EAEEF9 | 0.056 |
| Tritanopia (no blue cones) | #B3FFFB | 0.018 |
| Achromatopsia (no color) | #F1F1F1 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C4FCF8
#C4FCF8
oklch(95.2% 0.057 190.8)
- #FFE9EB
#FFE9EB
oklch(95.2% 0.024 11.3)
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 #C4FCF8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.006
- Eggshell Blue #C4FFF7 ΔE 0.009
- Light Light Blue #CAFFFB ΔE 0.011
- Pale Cyan #B7FFFA ΔE 0.015
- Pale Blue #D0FEFE ΔE 0.017
- Pale Sky Blue #BDF6FE ΔE 0.022
- Really Light Blue #D4FFFF ΔE 0.023
- Ice #D6FFFA ΔE 0.023
Use #C4FCF8 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.