#5BBF58
Closest named color: Turtle Green (#75B84F). oklch(72.1% 0.17 143), rgb(91, 191, 88).
Aa
Black text reads best on this color (9.03:1).
About this color
#5BBF58 is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.170 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.027 away. Black text reads best on it, at 9.03:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 9.03:1 |
| White text | 2.32:1 |
Values
| HEX | #5BBF58 |
| RGB | rgb(91, 191, 88) |
| HSL | hsl(118, 45%, 55%) |
| OKLCH | oklch(72.1% 0.17 143) |
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 #5BBF58 | 2.32:1 | Fails | Lc -50.4 | Large or bold text, headings |
| Black text on #5BBF58 | 9.03:1 | AAA | Lc 58.4 | Large or bold text, headings |
| #5BBF58 text on white | 2.32:1 | Fails | Lc 45.5 | Large or bold text, headings |
| #5BBF58 text on black | 9.03:1 | AAA | Lc -56.6 | 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
#F0F8EF
oklch(97.1% 0.015 142.2)
-
Step 100
100
#DEF0DD
oklch(93.7% 0.032 143.9)
-
Step 200
200
#C3E4C0
oklch(88.5% 0.06 142.8)
-
Step 300
300
#97D394
oklch(81% 0.107 143.4)
-
Step 400
400 (this color)
#5BBF58
oklch(72.1% 0.17 143)
-
Step 500
500
#00A711
oklch(63.2% 0.211 143)
-
Step 600
600
#008C0D
oklch(55.5% 0.185 143.1)
-
Step 700
700
#007609
oklch(49.1% 0.164 143)
-
Step 800
800
#006106
oklch(42.7% 0.143 143.1)
-
Step 900
900
#005104
oklch(37.7% 0.126 143)
-
Step 950
950
#003102
oklch(27.2% 0.09 143.2)
#5BBF58 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) | #C3AF4F | 0.125 |
| Deuteranopia (no green cones) | #B5A75F | 0.122 |
| Tritanopia (no blue cones) | #4DBAA8 | 0.108 |
| Achromatopsia (no color) | #AAAAAA | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BBF58
#5BBF58
oklch(72.1% 0.17 143)
- #D77CE2
#D77CE2
oklch(72.1% 0.171 323.1)
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 #5BBF58, closest first.
No curated palette has a color within ΔE 0.04 of #5BBF58.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.027
- Dark Mint #48C072 ΔE 0.029
- Algae Green #21C36F ΔE 0.032
- Leafy Green #51B73B ΔE 0.034
- Dark Mint Green #20C073 ΔE 0.037
- Cool Green #33B864 ΔE 0.037
- Shamrock Green #02C14D ΔE 0.041
- Soft Green #6FC276 ΔE 0.041
Use #5BBF58 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.