#3BCF75
Closest named color: Seaweed (#18D17B). oklch(75.7% 0.178 152), rgb(59, 207, 117).
Aa
Black text reads best on this color (10.36:1).
About this color
#3BCF75 is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.178 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.011 away. Black text reads best on it, at 10.36:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.36:1 |
| White text | 2.02:1 |
Values
| HEX | #3BCF75 |
| RGB | rgb(59, 207, 117) |
| HSL | hsl(144, 61%, 52%) |
| OKLCH | oklch(75.7% 0.178 152) |
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 #3BCF75 | 2.02:1 | Fails | Lc -43.4 | Non-text elements, placeholder text |
| Black text on #3BCF75 | 10.36:1 | AAA | Lc 65.0 | Content text, not long reading |
| #3BCF75 text on white | 2.02:1 | Fails | Lc 38.9 | Non-text elements, placeholder text |
| #3BCF75 text on black | 10.36:1 | AAA | Lc -63.5 | Content text, not long reading |
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
#EFF9F1
oklch(97.2% 0.015 151.8)
-
Step 100
100
#DBF0E0
oklch(93.5% 0.031 152.9)
-
Step 200
200
#BCE5C5
oklch(88.4% 0.061 151.6)
-
Step 300
300
#88D59D
oklch(80.8% 0.11 152)
-
Step 400
400 (this color)
#3BCF75
oklch(75.7% 0.178 152)
-
Step 500
500
#00A554
oklch(63.2% 0.166 152.1)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007439
oklch(49% 0.129 152)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#3BCF75 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) | #CFBE6E | 0.150 |
| Deuteranopia (no green cones) | #BEB17B | 0.149 |
| Tritanopia (no blue cones) | #00CCB9 | 0.093 |
| Achromatopsia (no color) | #B6B6B6 | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3BCF75
#3BCF75
oklch(75.7% 0.178 152)
- #EF81E1
#EF81E1
oklch(75.6% 0.177 332.1)
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 #3BCF75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.011
- Algae Green #21C36F ΔE 0.037
- Dark Mint #48C072 ΔE 0.042
- Dark Mint Green #20C073 ΔE 0.046
- Soft Green #6FC276 ΔE 0.048
- Greenblue #23C48B ΔE 0.049
- Emerald #06D6A0 ΔE 0.051
- Aqua Green #12E193 ΔE 0.052
Use #3BCF75 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.