#5BC579
Closest named color: Soft Green (#6FC276). oklch(74.2% 0.147 150.6), rgb(91, 197, 121).
Aa
Black text reads best on this color (9.70:1).
About this color
#5BC579 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.147 and its hue 151°. 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 9.70:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.70:1 |
| White text | 2.16:1 |
Values
| HEX | #5BC579 |
| RGB | rgb(91, 197, 121) |
| HSL | hsl(137, 48%, 56%) |
| OKLCH | oklch(74.2% 0.147 150.6) |
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 #5BC579 | 2.16:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #5BC579 | 9.70:1 | AAA | Lc 61.7 | Content text, not long reading |
| #5BC579 text on white | 2.16:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #5BC579 text on black | 9.70:1 | AAA | Lc -60.0 | 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
#C2E3C8
oklch(88.5% 0.051 150.5)
-
Step 300
300
#95D2A2
oklch(80.9% 0.092 150.5)
-
Step 400
400 (this color)
#5BC579
oklch(74.2% 0.147 150.6)
-
Step 500
500
#00A54E
oklch(63.1% 0.171 150.6)
-
Step 600
600
#008B40
oklch(55.7% 0.152 150.4)
-
Step 700
700
#007535
oklch(49.2% 0.134 150.5)
-
Step 800
800
#00602A
oklch(42.8% 0.117 150.4)
-
Step 900
900
#005022
oklch(37.7% 0.103 150.5)
-
Step 950
950
#003012
oklch(27% 0.073 150.7)
#5BC579 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) | #C6B674 | 0.124 |
| Deuteranopia (no green cones) | #B7AC7E | 0.122 |
| Tritanopia (no blue cones) | #42C2B2 | 0.080 |
| Achromatopsia (no color) | #B0B0B0 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BC579
#5BC579
oklch(74.2% 0.147 150.6)
- #DF87D6
#DF87D6
oklch(74.2% 0.146 330.7)
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 #5BC579, 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
- Greenblue #23C48B ΔE 0.034
- Algae Green #21C36F ΔE 0.036
- Dark Mint Green #20C073 ΔE 0.037
- Seaweed #18D17B ΔE 0.041
- Green Blue #01C08D ΔE 0.047
- Turtle Green #75B84F ΔE 0.048
Use #5BC579 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.