#CBF9E9
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.6% 0.052 172), rgb(203, 249, 233).
Aa
Black text reads best on this color (18.26:1).
About this color
#CBF9E9 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.052 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.015 away. Black text reads best on it, at 18.26:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.26:1 |
| White text | 1.14:1 |
Values
| HEX | #CBF9E9 |
| RGB | rgb(203, 249, 233) |
| HSL | hsl(159, 79%, 89%) |
| OKLCH | oklch(94.6% 0.052 172) |
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 #CBF9E9 | 1.14:1 | Fails | Lc -8.2 | Not readable |
| Black text on #CBF9E9 | 18.26:1 | AAA | Lc 96.6 | Preferred for body text |
| #CBF9E9 text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #CBF9E9 text on black | 18.26:1 | AAA | Lc -97.5 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100 (this color)
#CBF9E9
oklch(94.6% 0.052 172)
-
Step 200
200
#C2E2D6
oklch(88.6% 0.037 170.8)
-
Step 300
300
#94CFBC
oklch(80.9% 0.066 172.6)
-
Step 400
400
#4EB699
oklch(70.7% 0.106 172.1)
-
Step 500
500
#00A181
oklch(63.2% 0.122 172)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725A
oklch(49.2% 0.096 171.5)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#002E23
oklch(26.8% 0.052 171.9)
#CBF9E9 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) | #F6F3E8 | 0.054 |
| Deuteranopia (no green cones) | #EDEDEA | 0.050 |
| Tritanopia (no blue cones) | #C1FAF4 | 0.017 |
| Achromatopsia (no color) | #EFEFEF | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBF9E9
#CBF9E9
oklch(94.6% 0.052 172)
- #FFE5EF
#FFE5EF
oklch(94.6% 0.031 352.4)
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 #CBF9E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.015
- Eggshell Blue #C4FFF7 ΔE 0.020
- Pale Aqua #B8FFEB ΔE 0.024
- Light Light Blue #CAFFFB ΔE 0.024
- Pale Cyan #B7FFFA ΔE 0.028
- Ice #D6FFFA ΔE 0.029
- Pale Blue #D0FEFE ΔE 0.029
- Really Light Blue #D4FFFF ΔE 0.033
Use #CBF9E9 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.