#C0EFFB
Closest named color: Diamond (#B9F2FF). oklch(92.3% 0.051 215), rgb(192, 239, 251).
Aa
Black text reads best on this color (16.98:1).
About this color
#C0EFFB is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.051 and its hue 215°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.010 away. Black text reads best on it, at 16.98:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.98:1 |
| White text | 1.23:1 |
Values
| HEX | #C0EFFB |
| RGB | rgb(192, 239, 251) |
| HSL | hsl(192, 88%, 87%) |
| OKLCH | oklch(92.3% 0.051 215) |
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 #C0EFFB | 1.23:1 | Fails | Lc -13.6 | Not readable |
| Black text on #C0EFFB | 16.98:1 | AAA | Lc 91.9 | Preferred for body text |
| #C0EFFB text on white | 1.23:1 | Fails | Lc 11.7 | Not readable |
| #C0EFFB text on black | 16.98:1 | AAA | Lc -92.3 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100 (this color)
#C0EFFB
oklch(92.3% 0.051 215)
-
Step 200
200
#BFE0E8
oklch(88.5% 0.036 214)
-
Step 300
300
#8FCCDB
oklch(80.9% 0.066 214.7)
-
Step 400
400
#41B1C9
oklch(70.7% 0.105 214.7)
-
Step 500
500
#009AB3
oklch(63.1% 0.111 214.6)
-
Step 600
600
#008197
oklch(55.5% 0.098 215.2)
-
Step 700
700
#006D7F
oklch(49.2% 0.087 214.3)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#C0EFFB 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) | #E6EBFC | 0.047 |
| Deuteranopia (no green cones) | #DCE4FB | 0.042 |
| Tritanopia (no blue cones) | #AEF4F3 | 0.028 |
| Achromatopsia (no color) | #E7E7E7 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C0EFFB
#C0EFFB
oklch(92.3% 0.051 215)
- #FFDDD4
#FFDDD4
oklch(92.3% 0.04 35.2)
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 #C0EFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.010
- Pale Sky Blue #BDF6FE ΔE 0.018
- Pale Turquoise #AFEEEE ΔE 0.028
- Duck Egg Blue #C3FBF4 ΔE 0.037
- Robin's Egg Blue #98EFF9 ΔE 0.042
- Pale Cyan #B7FFFA ΔE 0.043
- Pale Blue #D0FEFE ΔE 0.045
- Light Light Blue #CAFFFB ΔE 0.045
Use #C0EFFB 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.