#00B253
Closest named color: Shamrock (#01B44C). oklch(66.8% 0.183 150.2), rgb(0, 178, 83).
Aa
Black text reads best on this color (7.49:1).
About this color
#00B253 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.183 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.011 away. Black text reads best on it, at 7.49:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.183) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.49:1 |
| White text | 2.80:1 |
Values
| HEX | #00B253 |
| RGB | rgb(0, 178, 83) |
| HSL | hsl(148, 100%, 35%) |
| OKLCH | oklch(66.8% 0.183 150.2) |
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 #00B253 | 2.80:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #00B253 | 7.49:1 | AAA | Lc 50.8 | Large or bold text, headings |
| #00B253 text on white | 2.80:1 | Fails | Lc 53.2 | Large or bold text, headings |
| #00B253 text on black | 7.49:1 | AAA | Lc -48.7 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DEEFE1
oklch(93.6% 0.026 150.8)
-
Step 200
200
#C3E3C8
oklch(88.5% 0.05 149.7)
-
Step 300
300
#97D1A2
oklch(80.8% 0.089 149.9)
-
Step 400
400
#54B970
oklch(70.7% 0.142 150.3)
-
Step 500
500 (this color)
#00B253
oklch(66.8% 0.183 150.2)
-
Step 600
600
#008B3F
oklch(55.7% 0.153 150.2)
-
Step 700
700
#007534
oklch(49.2% 0.135 150.2)
-
Step 800
800
#006029
oklch(42.7% 0.118 150)
-
Step 900
900
#005021
oklch(37.7% 0.104 150)
-
Step 950
950
#003011
oklch(27% 0.074 150)
#00B253 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) | #B3A14B | 0.151 |
| Deuteranopia (no green cones) | #A2965A | 0.147 |
| Tritanopia (no blue cones) | #00AF9C | 0.101 |
| Achromatopsia (no color) | #9A9A9A | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00B253
#00B253
oklch(66.8% 0.183 150.2)
- #D064C8
#D064C8
oklch(66.7% 0.182 330.3)
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 #00B253, closest first.
No curated palette has a color within ΔE 0.04 of #00B253.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.011
- Medium Green #39AD48 ΔE 0.019
- Cool Green #33B864 ΔE 0.030
- Jade Green #2BAF6A ΔE 0.035
- Kelly Green #02AB2E ΔE 0.035
- Mid Green #50A747 ΔE 0.038
- Dark Pastel Green #56AE57 ΔE 0.039
- Seaweed Green #35AD6B ΔE 0.041
Use #00B253 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.