#00C155
Closest named color: Shamrock Green (#02C14D). oklch(70.8% 0.199 149.2), rgb(0, 193, 85).
Aa
Black text reads best on this color (8.75:1).
About this color
#00C155 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.199 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock Green (#02C14D), ΔE 0.008 away. Black text reads best on it, at 8.75:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.199) |
| Temperature | in between |
| Nearest name | Shamrock Green (#02C14D) |
| Black text | 8.75:1 |
| White text | 2.39:1 |
Values
| HEX | #00C155 |
| RGB | rgb(0, 193, 85) |
| HSL | hsl(146, 100%, 38%) |
| OKLCH | oklch(70.8% 0.199 149.2) |
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 #00C155 | 2.39:1 | Fails | Lc -51.4 | Large or bold text, headings |
| Black text on #00C155 | 8.75:1 | AAA | Lc 57.5 | Large or bold text, headings |
| #00C155 text on white | 2.39:1 | Fails | Lc 46.5 | Large or bold text, headings |
| #00C155 text on black | 8.75:1 | AAA | Lc -55.6 | 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 400.
-
Step 50
50
#EEF9F0
oklch(97.1% 0.017 151.1)
-
Step 100
100
#DAF1DD
oklch(93.6% 0.036 149.1)
-
Step 200
200
#BAE6C1
oklch(88.4% 0.068 149.5)
-
Step 300
300
#84D794
oklch(80.9% 0.125 149.2)
-
Step 400
400 (this color)
#00C155
oklch(70.8% 0.199 149.2)
-
Step 500
500
#00A548
oklch(63% 0.177 149.3)
-
Step 600
600
#008B3B
oklch(55.6% 0.156 149.2)
-
Step 700
700
#007531
oklch(49.1% 0.138 149.3)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#00501F
oklch(37.7% 0.106 149.2)
-
Step 950
950
#003010
oklch(27% 0.075 149.4)
#00C155 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) | #C3AF4B | 0.161 |
| Deuteranopia (no green cones) | #B1A25E | 0.160 |
| Tritanopia (no blue cones) | #00BDA9 | 0.114 |
| Achromatopsia (no color) | #A7A7A7 | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00C155
#00C155
oklch(70.8% 0.199 149.2)
- #E26BDC
#E26BDC
oklch(70.8% 0.199 329.4)
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 #00C155, closest first.
No curated palette has a color within ΔE 0.04 of #00C155.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock Green #02C14D ΔE 0.008
- Algae Green #21C36F ΔE 0.031
- Leafy Green #51B73B ΔE 0.035
- Cool Green #33B864 ΔE 0.037
- Shamrock #01B44C ΔE 0.037
- Dark Mint Green #20C073 ΔE 0.037
- Dark Mint #48C072 ΔE 0.046
- Frog Green #58BC08 ΔE 0.046
Use #00C155 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.