#CBF9E3
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.4% 0.056 164.6), rgb(203, 249, 227).
Aa
Black text reads best on this color (18.19:1).
About this color
#CBF9E3 is a very light, muted green. In OKLCH its lightness is 94%, its chroma 0.056 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.022 away. Black text reads best on it, at 18.19:1.
| Hue family | Greens |
| Lightness | very light (94%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.19:1 |
| White text | 1.15:1 |
Values
| HEX | #CBF9E3 |
| RGB | rgb(203, 249, 227) |
| HSL | hsl(151, 79%, 89%) |
| OKLCH | oklch(94.4% 0.056 164.6) |
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 #CBF9E3 | 1.15:1 | Fails | Lc -8.5 | Not readable |
| Black text on #CBF9E3 | 18.19:1 | AAA | Lc 96.3 | Preferred for body text |
| #CBF9E3 text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #CBF9E3 text on black | 18.19:1 | AAA | Lc -97.2 | 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
#F0F8F4
oklch(97.2% 0.01 164.9)
-
Step 100
100 (this color)
#CBF9E3
oklch(94.4% 0.056 164.6)
-
Step 200
200
#C2E2D2
oklch(88.5% 0.04 163.9)
-
Step 300
300
#95D0B5
oklch(81% 0.072 164.7)
-
Step 400
400
#4FB78E
oklch(70.7% 0.115 164.6)
-
Step 500
500
#00A274
oklch(63.1% 0.134 164.5)
-
Step 600
600
#008861
oklch(55.5% 0.117 164.6)
-
Step 700
700
#007351
oklch(49.2% 0.104 164.3)
-
Step 800
800
#005E42
oklch(42.7% 0.09 164.7)
-
Step 900
900
#004E36
oklch(37.5% 0.079 164.5)
-
Step 950
950
#002F1F
oklch(27% 0.057 164.4)
#CBF9E3 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) | #F7F2E2 | 0.056 |
| Deuteranopia (no green cones) | #EFECE4 | 0.054 |
| Tritanopia (no blue cones) | #C2F9F2 | 0.022 |
| Achromatopsia (no color) | #EFEFEF | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CBF9E3
#CBF9E3
oklch(94.4% 0.056 164.6)
- #FFE4F2
#FFE4F2
oklch(94.5% 0.035 345.1)
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 #CBF9E3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.022
- Pale Aqua #B8FFEB ΔE 0.023
- Eggshell Blue #C4FFF7 ΔE 0.026
- Light Light Blue #CAFFFB ΔE 0.031
- Pale Cyan #B7FFFA ΔE 0.033
- Ice #D6FFFA ΔE 0.035
- Pale Blue #D0FEFE ΔE 0.036
- Very Pale Blue #D6FFFE ΔE 0.039
Use #CBF9E3 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.