#5BC678
Closest named color: Soft Green (#6FC276). oklch(74.4% 0.15 150.2), rgb(91, 198, 120).
Aa
Black text reads best on this color (9.79:1).
About this color
#5BC678 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.150 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 0.018 away. Black text reads best on it, at 9.79:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.79:1 |
| White text | 2.14:1 |
Values
| HEX | #5BC678 |
| RGB | rgb(91, 198, 120) |
| HSL | hsl(136, 48%, 57%) |
| OKLCH | oklch(74.4% 0.15 150.2) |
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 #5BC678 | 2.14:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #5BC678 | 9.79:1 | AAA | Lc 62.1 | Content text, not long reading |
| #5BC678 text on white | 2.14:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #5BC678 text on black | 9.79:1 | AAA | Lc -60.4 | 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
#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
#94D2A1
oklch(80.9% 0.094 150.4)
-
Step 400
400 (this color)
#5BC678
oklch(74.4% 0.15 150.2)
-
Step 500
500
#00A54C
oklch(63.1% 0.173 150.1)
-
Step 600
600
#008B3F
oklch(55.7% 0.153 150.2)
-
Step 700
700
#007534
oklch(49.2% 0.135 150.2)
-
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)
#5BC678 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) | #C7B773 | 0.125 |
| Deuteranopia (no green cones) | #B8AD7D | 0.122 |
| Tritanopia (no blue cones) | #42C3B3 | 0.083 |
| Achromatopsia (no color) | #B1B1B1 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BC678
#5BC678
oklch(74.4% 0.15 150.2)
- #E087D8
#E087D8
oklch(74.4% 0.149 330.2)
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 #5BC678, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.018
- Dark Mint #48C072 ΔE 0.024
- Algae Green #21C36F ΔE 0.036
- Greenblue #23C48B ΔE 0.036
- Seaweed #18D17B ΔE 0.039
- Dark Mint Green #20C073 ΔE 0.039
- Turtle Green #75B84F ΔE 0.049
- Green Blue #01C08D ΔE 0.049
Use #5BC678 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.