#CDE39B
Closest named color: Light Grey Green (#B7E1A1). oklch(88.2% 0.097 122.2), rgb(205, 227, 155).
Aa
Black text reads best on this color (15.05:1).
About this color
#CDE39B is a light, moderately saturated yellow. In OKLCH its lightness is 88%, its chroma 0.097 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Grey Green (#B7E1A1), ΔE 0.029 away. Black text reads best on it, at 15.05:1.
| Hue family | Yellows |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Light Grey Green (#B7E1A1) |
| Black text | 15.05:1 |
| White text | 1.39:1 |
Values
| HEX | #CDE39B |
| RGB | rgb(205, 227, 155) |
| HSL | hsl(78, 56%, 75%) |
| OKLCH | oklch(88.2% 0.097 122.2) |
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 #CDE39B | 1.39:1 | Fails | Lc -21.8 | Dividers and decoration only |
| Black text on #CDE39B | 15.05:1 | AAA | Lc 84.6 | Fine for body text |
| #CDE39B text on white | 1.39:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #CDE39B text on black | 15.05:1 | AAA | Lc -84.4 | Fine 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 200.
-
Step 50
50
#F3F7EB
oklch(97% 0.016 121.8)
-
Step 100
100
#E5EED4
oklch(93.5% 0.036 122.7)
-
Step 200
200 (this color)
#CDE39B
oklch(88.2% 0.097 122.2)
-
Step 300
300
#B3CD6F
oklch(80.8% 0.124 121.9)
-
Step 400
400
#8FB000
oklch(70.7% 0.172 122.1)
-
Step 500
500
#7A9700
oklch(63.1% 0.154 122.2)
-
Step 600
600
#667F00
oklch(55.6% 0.135 122.3)
-
Step 700
700
#556B00
oklch(49.2% 0.12 122.6)
-
Step 800
800
#455700
oklch(42.6% 0.104 122.4)
-
Step 900
900
#394900
oklch(37.8% 0.092 122.7)
-
Step 950
950
#212B00
oklch(27% 0.066 122.2)
#CDE39B 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) | #EBDB96 | 0.042 |
| Deuteranopia (no green cones) | #E8DA9E | 0.043 |
| Tritanopia (no blue cones) | #D3DCD0 | 0.079 |
| Achromatopsia (no color) | #DADADA | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDE39B
#CDE39B
oklch(88.2% 0.097 122.2)
- #E1CEFF
#E1CEFF
oklch(88.3% 0.069 302.7)
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 #CDE39B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Green #B7E1A1 ΔE 0.029
- Light Sage #BCECAC ΔE 0.029
- Tea Green #CAE7B9 ΔE 0.035
- Washed Out Green #BCF5A6 ΔE 0.047
- Khaki #F0E68C ΔE 0.049
- Light Gold #F3DE8A ΔE 0.051
- Pale Goldenrod #EEE8AA ΔE 0.051
- Vanilla #E9D8A6 ΔE 0.052
Use #CDE39B 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.