#CDF399
Closest named color: Washed Out Green (#BCF5A6). oklch(91.6% 0.122 127.3), rgb(205, 243, 153).
Aa
Black text reads best on this color (16.87:1).
About this color
#CDF399 is a very light, moderately saturated green. In OKLCH its lightness is 92%, its chroma 0.122 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Washed Out Green (#BCF5A6), ΔE 0.022 away. Black text reads best on it, at 16.87:1.
| Hue family | Greens |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.122) |
| Temperature | in between |
| Nearest name | Washed Out Green (#BCF5A6) |
| Black text | 16.87:1 |
| White text | 1.24:1 |
Values
| HEX | #CDF399 |
| RGB | rgb(205, 243, 153) |
| HSL | hsl(85, 79%, 78%) |
| OKLCH | oklch(91.6% 0.122 127.3) |
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 #CDF399 | 1.24:1 | Fails | Lc -14.0 | Not readable |
| Black text on #CDF399 | 16.87:1 | AAA | Lc 91.5 | Preferred for body text |
| #CDF399 text on white | 1.24:1 | Fails | Lc 12.1 | Not readable |
| #CDF399 text on black | 16.87:1 | AAA | Lc -91.9 | 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
#F1F8E9
oklch(97% 0.021 127.4)
-
Step 100
100 (this color)
#CDF399
oklch(91.6% 0.122 127.3)
-
Step 200
200
#C9E5A6
oklch(88.6% 0.088 127.6)
-
Step 300
300
#A5D35B
oklch(80.9% 0.157 127.2)
-
Step 400
400
#81B400
oklch(70.7% 0.183 127.2)
-
Step 500
500
#6E9A00
oklch(63% 0.163 127.2)
-
Step 600
600
#5C8200
oklch(55.7% 0.144 127.3)
-
Step 700
700
#4D6D00
oklch(49.1% 0.127 127.1)
-
Step 800
800
#3E5900
oklch(42.6% 0.11 127.2)
-
Step 900
900
#334A00
oklch(37.6% 0.097 127.1)
-
Step 950
950
#1D2C00
oklch(26.9% 0.069 127)
#CDF399 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) | #FCE893 | 0.064 |
| Deuteranopia (no green cones) | #F6E69E | 0.063 |
| Tritanopia (no blue cones) | #D1EBDC | 0.096 |
| Achromatopsia (no color) | #E6E6E6 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDF399
#CDF399
oklch(91.6% 0.122 127.3)
- #EDDBFF
#EDDBFF
oklch(91.7% 0.052 307.8)
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 #CDF399, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Washed Out Green #BCF5A6 ΔE 0.022
- Celery #C1FD95 ΔE 0.031
- Pistachio #C0FA8B ΔE 0.032
- Light Pastel Green #B2FBA5 ΔE 0.033
- Light Light Green #C8FFB0 ΔE 0.033
- Light Khaki #E6F2A2 ΔE 0.035
- Celadon #BEFDB7 ΔE 0.036
- Pale Light Green #B1FC99 ΔE 0.038
Use #CDF399 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.