#5BBF78
Closest named color: Dark Mint (#48C072). oklch(72.6% 0.14 151), rgb(91, 191, 120).
Aa
Black text reads best on this color (9.16:1).
About this color
#5BBF78 is a medium-light, moderately saturated green. In OKLCH its lightness is 73%, its chroma 0.140 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Mint (#48C072), ΔE 0.017 away. Black text reads best on it, at 9.16:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Dark Mint (#48C072) |
| Black text | 9.16:1 |
| White text | 2.29:1 |
Values
| HEX | #5BBF78 |
| RGB | rgb(91, 191, 120) |
| HSL | hsl(137, 44%, 55%) |
| OKLCH | oklch(72.6% 0.14 151) |
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 #5BBF78 | 2.29:1 | Fails | Lc -49.8 | Large or bold text, headings |
| Black text on #5BBF78 | 9.16:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #5BBF78 text on white | 2.29:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #5BBF78 text on black | 9.16:1 | AAA | Lc -57.2 | 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
#C3E3C9
oklch(88.5% 0.049 150.7)
-
Step 300
300
#97D1A4
oklch(80.9% 0.087 151)
-
Step 400
400 (this color)
#5BBF78
oklch(72.6% 0.14 151)
-
Step 500
500
#00A550
oklch(63.2% 0.17 151.1)
-
Step 600
600
#008B42
oklch(55.7% 0.15 151)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#003012
oklch(27% 0.073 150.7)
#5BBF78 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) | #C0B173 | 0.119 |
| Deuteranopia (no green cones) | #B2A77C | 0.117 |
| Tritanopia (no blue cones) | #44BCAD | 0.076 |
| Achromatopsia (no color) | #ABABAB | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BBF78
#5BBF78
oklch(72.6% 0.14 151)
- #D884CF
#D884CF
oklch(72.6% 0.14 330.8)
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 #5BBF78, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mint #48C072 ΔE 0.017
- Soft Green #6FC276 ΔE 0.020
- Greenblue #23C48B ΔE 0.032
- Dark Mint Green #20C073 ΔE 0.033
- Boring Green #63B365 ΔE 0.034
- Algae Green #21C36F ΔE 0.036
- Green Blue #01C08D ΔE 0.039
- Cool Green #33B864 ΔE 0.043
Use #5BBF78 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.