#5BCD7A
Closest named color: Seaweed (#18D17B). oklch(76.2% 0.158 150), rgb(91, 205, 122).
Aa
Black text reads best on this color (10.45:1).
About this color
#5BCD7A is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.158 and its hue 150°. 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 10.45:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.45:1 |
| White text | 2.00:1 |
Values
| HEX | #5BCD7A |
| RGB | rgb(91, 205, 122) |
| HSL | hsl(136, 53%, 58%) |
| OKLCH | oklch(76.2% 0.158 150) |
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 #5BCD7A | 2.00:1 | Fails | Lc -43.1 | Non-text elements, placeholder text |
| Black text on #5BCD7A | 10.45:1 | AAA | Lc 65.3 | Content text, not long reading |
| #5BCD7A text on white | 2.00:1 | Fails | Lc 38.6 | Non-text elements, placeholder text |
| #5BCD7A text on black | 10.45:1 | AAA | Lc -63.7 | 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 300.
-
Step 50
50
#ECFAEE
oklch(97.1% 0.022 149.7)
-
Step 100
100
#D5F3DA
oklch(93.6% 0.046 150.1)
-
Step 200
200
#B0EABB
oklch(88.5% 0.087 150.1)
-
Step 300
300 (this color)
#5BCD7A
oklch(76.2% 0.158 150)
-
Step 400
400
#00C059
oklch(70.6% 0.194 150)
-
Step 500
500
#00A54B
oklch(63.1% 0.174 149.9)
-
Step 600
600
#008B3E
oklch(55.6% 0.154 149.9)
-
Step 700
700
#007533
oklch(49.1% 0.136 149.9)
-
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)
#5BCD7A 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) | #CEBD74 | 0.131 |
| Deuteranopia (no green cones) | #BFB37F | 0.129 |
| Tritanopia (no blue cones) | #3FCAB8 | 0.086 |
| Achromatopsia (no color) | #B7B7B7 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BCD7A
#5BCD7A
oklch(76.2% 0.158 150)
- #E98AE1
#E98AE1
oklch(76.2% 0.158 330.1)
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 #5BCD7A, 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 0.041
- Algae Green #21C36F ΔE 0.046
- Greenblue #23C48B ΔE 0.048
- Emerald #06D6A0 ΔE 0.048
- Dark Mint Green #20C073 ΔE 0.052
- Aqua Green #12E193 ΔE 0.055
Use #5BCD7A 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.