#5BCA6E
Closest named color: Seaweed (#18D17B). oklch(75.2% 0.165 147.2), rgb(91, 202, 110).
Aa
Black text reads best on this color (10.11:1).
About this color
#5BCA6E is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.165 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.030 away. Black text reads best on it, at 10.11:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.11:1 |
| White text | 2.07:1 |
Values
| HEX | #5BCA6E |
| RGB | rgb(91, 202, 110) |
| HSL | hsl(130, 51%, 57%) |
| OKLCH | oklch(75.2% 0.165 147.2) |
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 #5BCA6E | 2.07:1 | Fails | Lc -44.8 | Non-text elements, placeholder text |
| Black text on #5BCA6E | 10.11:1 | AAA | Lc 63.7 | Content text, not long reading |
| #5BCA6E text on white | 2.07:1 | Fails | Lc 40.2 | Non-text elements, placeholder text |
| #5BCA6E text on black | 10.11:1 | AAA | Lc -62.1 | 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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DDF0DF
oklch(93.6% 0.03 148.4)
-
Step 200
200
#C1E4C4
oklch(88.5% 0.057 147.4)
-
Step 300
300
#93D39A
oklch(80.9% 0.103 147.3)
-
Step 400
400 (this color)
#5BCA6E
oklch(75.2% 0.165 147.2)
-
Step 500
500
#00A63D
oklch(63.2% 0.187 147.2)
-
Step 600
600
#008B32
oklch(55.5% 0.164 147.3)
-
Step 700
700
#007529
oklch(49% 0.144 147.3)
-
Step 800
800
#006020
oklch(42.6% 0.126 147.3)
-
Step 900
900
#005019
oklch(37.6% 0.111 147.2)
-
Step 950
950
#00300C
oklch(26.9% 0.079 147.3)
#5BCA6E 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) | #CCBA67 | 0.130 |
| Deuteranopia (no green cones) | #BDB074 | 0.128 |
| Tritanopia (no blue cones) | #44C6B4 | 0.096 |
| Achromatopsia (no color) | #B4B4B4 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BCA6E
#5BCA6E
oklch(75.2% 0.165 147.2)
- #E586E4
#E586E4
oklch(75.3% 0.165 327.4)
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 #5BCA6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.030
- Soft Green #6FC276 ΔE 0.032
- Dark Mint #48C072 ΔE 0.035
- Algae Green #21C36F ΔE 0.039
- Dark Mint Green #20C073 ΔE 0.046
- Apple #6ECB3C ΔE 0.047
- Turtle Green #75B84F ΔE 0.050
- Greenblue #23C48B ΔE 0.050
Use #5BCA6E 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.