#0BB13F
Closest named color: Shamrock (#01B44C). oklch(66.3% 0.197 146.6), rgb(11, 177, 63).
Aa
Black text reads best on this color (7.37:1).
About this color
#0BB13F is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.197 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.013 away. Black text reads best on it, at 7.37:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.37:1 |
| White text | 2.84:1 |
Values
| HEX | #0BB13F |
| RGB | rgb(11, 177, 63) |
| HSL | hsl(139, 88%, 37%) |
| OKLCH | oklch(66.3% 0.197 146.6) |
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 #0BB13F | 2.84:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #0BB13F | 7.37:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #0BB13F text on white | 2.84:1 | Fails | Lc 53.9 | Large or bold text, headings |
| #0BB13F text on black | 7.37:1 | AAA | Lc -48.0 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DEEFDF
oklch(93.5% 0.028 147)
-
Step 200
200
#C3E3C5
oklch(88.4% 0.053 146.8)
-
Step 300
300
#97D29C
oklch(80.9% 0.097 146.7)
-
Step 400
400
#56BA64
oklch(70.8% 0.154 146.6)
-
Step 500
500 (this color)
#0BB13F
oklch(66.3% 0.197 146.6)
-
Step 600
600
#008C2F
oklch(55.7% 0.167 146.6)
-
Step 700
700
#007526
oklch(49% 0.147 146.7)
-
Step 800
800
#00601E
oklch(42.6% 0.127 146.7)
-
Step 900
900
#005017
oklch(37.6% 0.113 146.6)
-
Step 950
950
#00300B
oklch(26.9% 0.08 146.8)
#0BB13F 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) | #B3A031 | 0.150 |
| Deuteranopia (no green cones) | #A39549 | 0.149 |
| Tritanopia (no blue cones) | #00AD99 | 0.118 |
| Achromatopsia (no color) | #999999 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0BB13F
#0BB13F
oklch(66.3% 0.197 146.6)
- #CF5FD1
#CF5FD1
oklch(66.4% 0.197 326.8)
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 #0BB13F, closest first.
No curated palette has a color within ΔE 0.04 of #0BB13F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.013
- Kelly Green #02AB2E ΔE 0.020
- Medium Green #39AD48 ΔE 0.023
- Leafy Green #51B73B ΔE 0.038
- Grass #5CAC2D ΔE 0.039
- Leaf Green #5CA904 ΔE 0.042
- Mid Green #50A747 ΔE 0.043
- Cool Green #33B864 ΔE 0.045
Use #0BB13F 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.