#00B048
Closest named color: Shamrock (#01B44C). oklch(66.1% 0.19 148.3), rgb(0, 176, 72).
Aa
Black text reads best on this color (7.30:1).
About this color
#00B048 is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.190 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.012 away. Black text reads best on it, at 7.30:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #00B048 |
| RGB | rgb(0, 176, 72) |
| HSL | hsl(145, 100%, 35%) |
| OKLCH | oklch(66.1% 0.19 148.3) |
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 #00B048 | 2.87:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #00B048 | 7.30:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #00B048 text on white | 2.87:1 | Fails | Lc 54.2 | Large or bold text, headings |
| #00B048 text on black | 7.30:1 | AAA | Lc -47.6 | 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
#DEEFE0
oklch(93.5% 0.027 148.8)
-
Step 200
200
#C3E3C7
oklch(88.5% 0.051 148.7)
-
Step 300
300
#97D29F
oklch(81% 0.094 148.2)
-
Step 400
400
#55B96A
oklch(70.6% 0.148 148.4)
-
Step 500
500 (this color)
#00B048
oklch(66.1% 0.19 148.3)
-
Step 600
600
#008B37
oklch(55.5% 0.16 148.3)
-
Step 700
700
#00752D
oklch(49.1% 0.141 148.2)
-
Step 800
800
#006024
oklch(42.7% 0.122 148.4)
-
Step 900
900
#00501D
oklch(37.6% 0.108 148.5)
-
Step 950
950
#00300E
oklch(27% 0.077 148.3)
#00B048 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) | #B29F3D | 0.151 |
| Deuteranopia (no green cones) | #A29451 | 0.150 |
| Tritanopia (no blue cones) | #00AC99 | 0.111 |
| Achromatopsia (no color) | #989898 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00B048
#00B048
oklch(66.1% 0.19 148.3)
- #CE60CB
#CE60CB
oklch(66.1% 0.189 328.5)
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 #00B048, closest first.
No curated palette has a color within ΔE 0.04 of #00B048.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.012
- Medium Green #39AD48 ΔE 0.018
- Kelly Green #02AB2E ΔE 0.024
- Mid Green #50A747 ΔE 0.038
- Grass #5CAC2D ΔE 0.041
- Cool Green #33B864 ΔE 0.041
- Leafy Green #51B73B ΔE 0.042
- Jade Green #2BAF6A ΔE 0.044
Use #00B048 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.