#0FA51B
Closest named color: Kelly Green (#02AB2E). oklch(62.7% 0.204 143.2), rgb(15, 165, 27).
Aa
Black text reads best on this color (6.41:1).
About this color
#0FA51B is a medium-light, vivid green. In OKLCH its lightness is 63%, its chroma 0.204 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.018 away. Black text reads best on it, at 6.41:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.204) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.41:1 |
| White text | 3.27:1 |
Values
| HEX | #0FA51B |
| RGB | rgb(15, 165, 27) |
| HSL | hsl(125, 83%, 35%) |
| OKLCH | oklch(62.7% 0.204 143.2) |
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 #0FA51B | 3.27:1 | AA large text | Lc -64.7 | Content text, not long reading |
| Black text on #0FA51B | 6.41:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #0FA51B text on white | 3.27:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #0FA51B text on black | 6.41:1 | AA | Lc -42.4 | Non-text elements, placeholder 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 500.
-
Step 50
50
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DFEFDE
oklch(93.6% 0.028 143.7)
-
Step 200
200
#C4E3C2
oklch(88.4% 0.055 143.5)
-
Step 300
300
#9AD297
oklch(81% 0.1 143.4)
-
Step 400
400
#5CB95A
oklch(70.7% 0.159 143.3)
-
Step 500
500 (this color)
#0FA51B
oklch(62.7% 0.204 143.2)
-
Step 600
600
#008C0F
oklch(55.5% 0.185 143.2)
-
Step 700
700
#00760B
oklch(49.1% 0.163 143.2)
-
Step 800
800
#006107
oklch(42.7% 0.142 143.1)
-
Step 900
900
#005105
oklch(37.7% 0.126 143.2)
-
Step 950
950
#043005
oklch(27% 0.084 143.1)
#0FA51B 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) | #A99400 | 0.147 |
| Deuteranopia (no green cones) | #9A8A2D | 0.146 |
| Tritanopia (no blue cones) | #00A08C | 0.131 |
| Achromatopsia (no color) | #8E8E8E | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0FA51B
#0FA51B
oklch(62.7% 0.204 143.2)
- #C052CE
#C052CE
oklch(62.7% 0.205 323)
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 #0FA51B, closest first.
No curated palette has a color within ΔE 0.04 of #0FA51B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.018
- Grassy Green #419C03 ΔE 0.029
- Grass Green #3F9B0B ΔE 0.031
- Medium Green #39AD48 ΔE 0.045
- Leaf Green #5CA904 ΔE 0.046
- True Green #089404 ΔE 0.050
- Shamrock #01B44C ΔE 0.050
- Irish Green #019529 ΔE 0.051
Use #0FA51B 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.