#CDE56C
Closest named color: Dull Yellow (#EEDC5B). oklch(88% 0.149 118.9), rgb(205, 229, 108).
Aa
Black text reads best on this color (15.02:1).
About this color
#CDE56C is a light, vivid yellow. In OKLCH its lightness is 88%, its chroma 0.149 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dull Yellow (#EEDC5B), ΔE 0.046 away. Black text reads best on it, at 15.02:1.
| Hue family | Yellows |
| Lightness | light (88%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Dull Yellow (#EEDC5B) |
| Black text | 15.02:1 |
| White text | 1.39:1 |
Values
| HEX | #CDE56C |
| RGB | rgb(205, 229, 108) |
| HSL | hsl(72, 70%, 66%) |
| OKLCH | oklch(88% 0.149 118.9) |
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 #CDE56C | 1.39:1 | Fails | Lc -21.9 | Dividers and decoration only |
| Black text on #CDE56C | 15.02:1 | AAA | Lc 84.5 | Fine for body text |
| #CDE56C text on white | 1.39:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #CDE56C text on black | 15.02:1 | AAA | Lc -84.3 | 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
#F3F8E5
oklch(97% 0.026 118.9)
-
Step 100
100
#E5F0C6
oklch(93.6% 0.056 119.4)
-
Step 200
200 (this color)
#CDE56C
oklch(88% 0.149 118.9)
-
Step 300
300
#B5D000
oklch(80.9% 0.19 118.7)
-
Step 400
400
#96AE00
oklch(70.7% 0.166 119.1)
-
Step 500
500
#819500
oklch(63.2% 0.148 118.8)
-
Step 600
600
#6C7D00
oklch(55.6% 0.13 118.8)
-
Step 700
700
#5A6900
oklch(49.1% 0.115 119)
-
Step 800
800
#4A5600
oklch(42.8% 0.1 118.6)
-
Step 900
900
#3D4800
oklch(37.8% 0.089 119.1)
-
Step 950
950
#232A00
oklch(26.9% 0.063 118.9)
#CDE56C 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) | #F2DA60 | 0.053 |
| Deuteranopia (no green cones) | #EFDB73 | 0.054 |
| Tritanopia (no blue cones) | #D7DACA | 0.127 |
| Achromatopsia (no color) | #DADADA | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDE56C
#CDE56C
oklch(88% 0.149 118.9)
- #DDCEFF
#DDCEFF
oklch(87.9% 0.069 299)
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 #CDE56C, closest first.
No curated palette has a color within ΔE 0.04 of #CDE56C.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Yellow #EEDC5B ΔE 0.046
- Pistachio #C0FA8B ΔE 0.053
- Pear #CBF85F ΔE 0.054
- Greenish Beige #C9D179 ΔE 0.059
- Light Yellow Green #CCFD7F ΔE 0.060
- Sandy #F1DA7A ΔE 0.061
- Washed Out Green #BCF5A6 ΔE 0.061
- Light Pea Green #C4FE82 ΔE 0.062
Use #CDE56C 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.