#C5E263
Closest named color: Dull Yellow (#EEDC5B). oklch(86.6% 0.156 120.5), rgb(197, 226, 99).
Aa
Black text reads best on this color (14.43:1).
About this color
#C5E263 is a light, vivid yellow. In OKLCH its lightness is 87%, its chroma 0.156 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dull Yellow (#EEDC5B), ΔE 0.055 away. Black text reads best on it, at 14.43:1.
| Hue family | Yellows |
| Lightness | light (87%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Dull Yellow (#EEDC5B) |
| Black text | 14.43:1 |
| White text | 1.45:1 |
Values
| HEX | #C5E263 |
| RGB | rgb(197, 226, 99) |
| HSL | hsl(74, 69%, 64%) |
| OKLCH | oklch(86.6% 0.156 120.5) |
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 #C5E263 | 1.45:1 | Fails | Lc -24.5 | Dividers and decoration only |
| Black text on #C5E263 | 14.43:1 | AAA | Lc 82.2 | Fine for body text |
| #C5E263 text on white | 1.45:1 | Fails | Lc 21.6 | Dividers and decoration only |
| #C5E263 text on black | 14.43:1 | AAA | Lc -81.8 | 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
#F3F9E5
oklch(97.2% 0.027 120.5)
-
Step 100
100
#E4F0C5
oklch(93.5% 0.058 120.2)
-
Step 200
200 (this color)
#C5E263
oklch(86.6% 0.156 120.5)
-
Step 300
300
#B0D200
oklch(81% 0.194 120.7)
-
Step 400
400
#93AF00
oklch(70.7% 0.169 120.5)
-
Step 500
500
#7D9600
oklch(63.1% 0.151 120.8)
-
Step 600
600
#697E00
oklch(55.6% 0.133 120.6)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#485700
oklch(42.9% 0.102 120.5)
-
Step 900
900
#3B4800
oklch(37.7% 0.09 120.7)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#C5E263 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) | #EFD656 | 0.060 |
| Deuteranopia (no green cones) | #EBD66B | 0.061 |
| Tritanopia (no blue cones) | #CED7C6 | 0.132 |
| Achromatopsia (no color) | #D6D6D6 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5E263
#C5E263
oklch(86.6% 0.156 120.5)
- #DBC8FF
#DBC8FF
oklch(86.6% 0.078 300.6)
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 #C5E263, closest first.
No curated palette has a color within ΔE 0.04 of #C5E263.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Yellow #EEDC5B ΔE 0.055
- Greenish Beige #C9D179 ΔE 0.057
- Pear #CBF85F ΔE 0.060
- Pale Olive Green #B1D27B ΔE 0.061
- Yellowy Green #BFF128 ΔE 0.062
- Pistachio #C0FA8B ΔE 0.062
- Light Green #90EE90 ΔE 0.064
- Light Grey Green #B7E1A1 ΔE 0.068
Use #C5E263 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.