#5BC577
Closest named color: Soft Green (#6FC276). oklch(74.1% 0.149 150), rgb(91, 197, 119).
Aa
Black text reads best on this color (9.69:1).
About this color
#5BC577 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.149 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.017 away. Black text reads best on it, at 9.69:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.69:1 |
| White text | 2.16:1 |
Values
| HEX | #5BC577 |
| RGB | rgb(91, 197, 119) |
| HSL | hsl(136, 48%, 56%) |
| OKLCH | oklch(74.1% 0.149 150) |
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 #5BC577 | 2.16:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #5BC577 | 9.69:1 | AAA | Lc 61.7 | Content text, not long reading |
| #5BC577 text on white | 2.16:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #5BC577 text on black | 9.69:1 | AAA | Lc -59.9 | 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
#F0F8F1
oklch(97.1% 0.013 149.3)
-
Step 100
100
#DEEFE1
oklch(93.6% 0.026 150.8)
-
Step 200
200
#C2E3C7
oklch(88.4% 0.052 149.5)
-
Step 300
300
#95D2A1
oklch(80.9% 0.093 150)
-
Step 400
400 (this color)
#5BC577
oklch(74.1% 0.149 150)
-
Step 500
500
#00A54B
oklch(63.1% 0.174 149.9)
-
Step 600
600
#008B3E
oklch(55.6% 0.154 149.9)
-
Step 700
700
#007533
oklch(49.1% 0.136 149.9)
-
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)
#5BC577 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) | #C6B672 | 0.124 |
| Deuteranopia (no green cones) | #B8AC7C | 0.123 |
| Tritanopia (no blue cones) | #43C2B2 | 0.083 |
| Achromatopsia (no color) | #B0B0B0 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BC577
#5BC577
oklch(74.1% 0.149 150)
- #DF86D8
#DF86D8
oklch(74.1% 0.15 329.8)
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 #5BC577, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.017
- Dark Mint #48C072 ΔE 0.022
- Algae Green #21C36F ΔE 0.035
- Greenblue #23C48B ΔE 0.036
- Dark Mint Green #20C073 ΔE 0.037
- Seaweed #18D17B ΔE 0.040
- Turtle Green #75B84F ΔE 0.047
- Green Blue #01C08D ΔE 0.048
Use #5BC577 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.