#00BF64
Closest named color: Algae Green (#21C36F). oklch(70.5% 0.184 152.5), rgb(0, 191, 100).
Aa
Black text reads best on this color (8.63:1).
About this color
#00BF64 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.184 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.018 away. Black text reads best on it, at 8.63:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 8.63:1 |
| White text | 2.43:1 |
Values
| HEX | #00BF64 |
| RGB | rgb(0, 191, 100) |
| HSL | hsl(151, 100%, 37%) |
| OKLCH | oklch(70.5% 0.184 152.5) |
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 #00BF64 | 2.43:1 | Fails | Lc -52.1 | Large or bold text, headings |
| Black text on #00BF64 | 8.63:1 | AAA | Lc 56.9 | Large or bold text, headings |
| #00BF64 text on white | 2.43:1 | Fails | Lc 47.1 | Large or bold text, headings |
| #00BF64 text on black | 8.63:1 | AAA | Lc -54.9 | 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
#EEF9F1
oklch(97.2% 0.016 154.5)
-
Step 100
100
#DAF1DF
oklch(93.6% 0.034 152.1)
-
Step 200
200
#BAE6C5
oklch(88.5% 0.064 152.6)
-
Step 300
300
#85D69C
oklch(80.9% 0.115 152.2)
-
Step 400
400 (this color)
#00BF64
oklch(70.5% 0.184 152.5)
-
Step 500
500
#00A455
oklch(63% 0.164 152.5)
-
Step 600
600
#008A47
oklch(55.5% 0.144 152.6)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#00602F
oklch(42.8% 0.112 152.4)
-
Step 900
900
#005026
oklch(37.8% 0.099 152.3)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#00BF64 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) | #BFAE5D | 0.156 |
| Deuteranopia (no green cones) | #ADA16B | 0.154 |
| Tritanopia (no blue cones) | #00BCA9 | 0.097 |
| Achromatopsia (no color) | #A6A6A6 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #00BF64
#00BF64
oklch(70.5% 0.184 152.5)
- #E06ED1
#E06ED1
oklch(70.5% 0.184 332.5)
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 #00BF64, closest first.
No curated palette has a color within ΔE 0.04 of #00BF64.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.018
- Dark Mint Green #20C073 ΔE 0.020
- Cool Green #33B864 ΔE 0.022
- Shamrock Green #02C14D ΔE 0.027
- Dark Mint #48C072 ΔE 0.032
- Shamrock #01B44C ΔE 0.036
- Leafy Green #51B73B ΔE 0.041
- Green Teal #0CB577 ΔE 0.043
Use #00BF64 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.