#27B41B
Closest named color: Kelly Green (#02AB2E). oklch(67.2% 0.215 142), rgb(39, 180, 27).
Aa
Black text reads best on this color (7.63:1).
About this color
#27B41B is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.215 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 0.032 away. Black text reads best on it, at 7.63:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.215) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 7.63:1 |
| White text | 2.75:1 |
Values
| HEX | #27B41B |
| RGB | rgb(39, 180, 27) |
| HSL | hsl(115, 74%, 41%) |
| OKLCH | oklch(67.2% 0.215 142) |
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 #27B41B | 2.75:1 | Fails | Lc -57.8 | Large or bold text, headings |
| Black text on #27B41B | 7.63:1 | AAA | Lc 51.5 | Large or bold text, headings |
| #27B41B text on white | 2.75:1 | Fails | Lc 52.5 | Large or bold text, headings |
| #27B41B text on black | 7.63:1 | AAA | Lc -49.3 | 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 400.
-
Step 50
50
#EFF9EE
oklch(97.2% 0.018 142.8)
-
Step 100
100
#DCF1D9
oklch(93.6% 0.039 141.7)
-
Step 200
200
#BEE6B9
oklch(88.5% 0.074 142)
-
Step 300
300
#8CD784
oklch(81% 0.136 142)
-
Step 400
400 (this color)
#27B41B
oklch(67.2% 0.215 142)
-
Step 500
500
#12A600
oklch(63% 0.212 142)
-
Step 600
600
#0D8C00
oklch(55.6% 0.187 142)
-
Step 700
700
#097600
oklch(49.1% 0.165 142.1)
-
Step 800
800
#066100
oklch(42.8% 0.144 142)
-
Step 900
900
#045100
oklch(37.8% 0.127 142.1)
-
Step 950
950
#023000
oklch(26.9% 0.09 141.9)
#27B41B 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) | #B8A200 | 0.151 |
| Deuteranopia (no green cones) | #A99830 | 0.150 |
| Tritanopia (no blue cones) | #00AE99 | 0.141 |
| Achromatopsia (no color) | #9C9C9C | 0.216 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27B41B
#27B41B
oklch(67.2% 0.215 142)
- #D05DE2
#D05DE2
oklch(67.1% 0.215 322)
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 #27B41B, closest first.
No curated palette has a color within ΔE 0.04 of #27B41B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.032
- Shamrock #01B44C ΔE 0.034
- Leafy Green #51B73B ΔE 0.036
- Frog Green #58BC08 ΔE 0.040
- Leaf Green #5CA904 ΔE 0.040
- Grass #5CAC2D ΔE 0.043
- Shamrock Green #02C14D ΔE 0.043
- Medium Green #39AD48 ΔE 0.044
Use #27B41B 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.