#5BC8A2
Closest named color: Medium Aquamarine (#66CDAA). oklch(75.8% 0.116 167.7), rgb(91, 200, 162).
Aa
Black text reads best on this color (10.22:1).
About this color
#5BC8A2 is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.116 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.019 away. Black text reads best on it, at 10.22:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.22:1 |
| White text | 2.05:1 |
Values
| HEX | #5BC8A2 |
| RGB | rgb(91, 200, 162) |
| HSL | hsl(159, 50%, 57%) |
| OKLCH | oklch(75.8% 0.116 167.7) |
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 #5BC8A2 | 2.05:1 | Fails | Lc -44.3 | Non-text elements, placeholder text |
| Black text on #5BC8A2 | 10.22:1 | AAA | Lc 64.2 | Content text, not long reading |
| #5BC8A2 text on white | 2.05:1 | Fails | Lc 39.8 | Non-text elements, placeholder text |
| #5BC8A2 text on black | 10.22:1 | AAA | Lc -62.5 | 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
#ECF9F3
oklch(97.1% 0.016 166.7)
-
Step 100
100
#D6F1E5
oklch(93.5% 0.033 167.1)
-
Step 200
200
#B1E7D1
oklch(88.5% 0.063 168)
-
Step 300
300 (this color)
#5BC8A2
oklch(75.8% 0.116 167.7)
-
Step 400
400
#00BC8F
oklch(70.6% 0.143 168)
-
Step 500
500
#00A27A
oklch(63.2% 0.129 167.5)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#5BC8A2 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) | #C4BCA0 | 0.117 |
| Deuteranopia (no green cones) | #B3B0A4 | 0.112 |
| Tritanopia (no blue cones) | #29C9BD | 0.041 |
| Achromatopsia (no color) | #B5B5B5 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BC8A2
#5BC8A2
oklch(75.8% 0.116 167.7)
- #E692BE
#E692BE
oklch(75.8% 0.115 347.5)
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 #5BC8A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.019
- Pale Teal #82CBB2 ΔE 0.044
- Seafoam Blue #78D1B6 ΔE 0.045
- Greenblue #23C48B ΔE 0.047
- Emerald #06D6A0 ΔE 0.048
- Dark Sea Green #8FBC8F ΔE 0.053
- Soft Green #6FC276 ΔE 0.054
- Green Blue #01C08D ΔE 0.054
Use #5BC8A2 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.