#5BC89F
Closest named color: Medium Aquamarine (#66CDAA). oklch(75.8% 0.118 166), rgb(91, 200, 159).
Aa
Black text reads best on this color (10.20:1).
About this color
#5BC89F is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.118 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.022 away. Black text reads best on it, at 10.20:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.20:1 |
| White text | 2.05:1 |
Values
| HEX | #5BC89F |
| RGB | rgb(91, 200, 159) |
| HSL | hsl(157, 50%, 57%) |
| OKLCH | oklch(75.8% 0.118 166) |
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 #5BC89F | 2.05:1 | Fails | Lc -44.4 | Non-text elements, placeholder text |
| Black text on #5BC89F | 10.20:1 | AAA | Lc 64.1 | Content text, not long reading |
| #5BC89F text on white | 2.05:1 | Fails | Lc 39.9 | Non-text elements, placeholder text |
| #5BC89F text on black | 10.20:1 | AAA | Lc -62.4 | 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
#F0F8F4
oklch(97.2% 0.01 164.9)
-
Step 100
100
#DDEFE6
oklch(93.6% 0.022 164.5)
-
Step 200
200
#C1E2D3
oklch(88.5% 0.04 166.2)
-
Step 300
300
#93D0B6
oklch(80.9% 0.073 166.3)
-
Step 400
400 (this color)
#5BC89F
oklch(75.8% 0.118 166)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#5BC89F 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) | #C4BC9D | 0.117 |
| Deuteranopia (no green cones) | #B4B0A2 | 0.113 |
| Tritanopia (no blue cones) | #2CC8BC | 0.044 |
| Achromatopsia (no color) | #B5B5B5 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BC89F
#5BC89F
oklch(75.8% 0.118 166)
- #E691C0
#E691C0
oklch(75.7% 0.118 346)
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 #5BC89F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.022
- Greenblue #23C48B ΔE 0.044
- Emerald #06D6A0 ΔE 0.046
- Pale Teal #82CBB2 ΔE 0.047
- Seafoam Blue #78D1B6 ΔE 0.047
- Soft Green #6FC276 ΔE 0.050
- Green Blue #01C08D ΔE 0.052
- Dark Sea Green #8FBC8F ΔE 0.053
Use #5BC89F 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.