#CBF9F9
Closest named color: Duck Egg Blue (#C3FBF4). oklch(95% 0.047 196.4), rgb(203, 249, 249).
Aa
Black text reads best on this color (18.45:1).
About this color
#CBF9F9 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.047 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.014 away. Black text reads best on it, at 18.45:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.45:1 |
| White text | 1.13:1 |
Values
| HEX | #CBF9F9 |
| RGB | rgb(203, 249, 249) |
| HSL | hsl(180, 79%, 89%) |
| OKLCH | oklch(95% 0.047 196.4) |
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 #CBF9F9 | 1.13:1 | Fails | Lc -7.4 | Not readable |
| Black text on #CBF9F9 | 18.45:1 | AAA | Lc 97.3 | Preferred for body text |
| #CBF9F9 text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #CBF9F9 text on black | 18.45:1 | AAA | Lc -98.2 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100 (this color)
#CBF9F9
oklch(95% 0.047 196.4)
-
Step 200
200
#C1E0E0
oklch(88.4% 0.033 196.6)
-
Step 300
300
#92CDCE
oklch(80.8% 0.06 197.3)
-
Step 400
400
#49B3B5
oklch(70.7% 0.096 196.9)
-
Step 500
500
#009D9F
oklch(63.1% 0.107 196.4)
-
Step 600
600
#008486
oklch(55.6% 0.095 196.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#CBF9F9 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) | #F3F4F9 | 0.050 |
| Deuteranopia (no green cones) | #E9EDF9 | 0.046 |
| Tritanopia (no blue cones) | #BDFCF9 | 0.017 |
| Achromatopsia (no color) | #F0F0F0 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBF9F9
#CBF9F9
oklch(95% 0.047 196.4)
- #FFE8E9
#FFE8E9
oklch(95% 0.025 14.6)
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 #CBF9F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.014
- Pale Blue #D0FEFE ΔE 0.015
- Light Light Blue #CAFFFB ΔE 0.015
- Eggshell Blue #C4FFF7 ΔE 0.018
- Pale Sky Blue #BDF6FE ΔE 0.020
- Really Light Blue #D4FFFF ΔE 0.020
- Very Light Blue #D5FFFF ΔE 0.021
- Ice #D6FFFA ΔE 0.021
Use #CBF9F9 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.