#25B21E
Closest named color: Kelly Green (#02AB2E). oklch(66.6% 0.213 142.3), rgb(37, 178, 30).
Aa
Black text reads best on this color (7.46:1).
About this color
#25B21E is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.213 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.026 away. Black text reads best on it, at 7.46:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.213) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 7.46:1 |
| White text | 2.81:1 |
Values
| HEX | #25B21E |
| RGB | rgb(37, 178, 30) |
| HSL | hsl(117, 71%, 41%) |
| OKLCH | oklch(66.6% 0.213 142.3) |
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 #25B21E | 2.81:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #25B21E | 7.46:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #25B21E text on white | 2.81:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #25B21E text on black | 7.46:1 | AAA | Lc -48.4 | Large or bold text, headings |
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 500.
-
Step 50
50
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DFEFDD
oklch(93.5% 0.029 142.2)
-
Step 200
200
#C4E3C0
oklch(88.4% 0.058 142)
-
Step 300
300
#99D294
oklch(80.9% 0.104 142.6)
-
Step 400
400
#5BBA54
oklch(70.8% 0.167 142.3)
-
Step 500
500 (this color)
#25B21E
oklch(66.6% 0.213 142.3)
-
Step 600
600
#058C00
oklch(55.5% 0.188 142.3)
-
Step 700
700
#047600
oklch(49.1% 0.166 142.3)
-
Step 800
800
#026100
oklch(42.7% 0.145 142.3)
-
Step 900
900
#025100
oklch(37.7% 0.128 142.3)
-
Step 950
950
#033002
oklch(26.9% 0.087 142.3)
#25B21E 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) | #B6A000 | 0.150 |
| Deuteranopia (no green cones) | #A79632 | 0.149 |
| Tritanopia (no blue cones) | #00AC98 | 0.140 |
| Achromatopsia (no color) | #9A9A9A | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #25B21E
#25B21E
oklch(66.6% 0.213 142.3)
- #CE5CDF
#CE5CDF
oklch(66.6% 0.213 322.3)
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 #25B21E, closest first.
No curated palette has a color within ΔE 0.04 of #25B21E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.026
- Shamrock #01B44C ΔE 0.032
- Leaf Green #5CA904 ΔE 0.038
- Leafy Green #51B73B ΔE 0.038
- Medium Green #39AD48 ΔE 0.040
- Grass #5CAC2D ΔE 0.040
- Frog Green #58BC08 ΔE 0.045
- Shamrock Green #02C14D ΔE 0.046
Use #25B21E 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.