#56C39B
Closest named color: Medium Aquamarine (#66CDAA). oklch(74.2% 0.117 166.3), rgb(86, 195, 155).
Aa
Black text reads best on this color (9.67:1).
About this color
#56C39B is a medium-light, moderately saturated green. In OKLCH its lightness is 74%, its chroma 0.117 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 0.035 away. Black text reads best on it, at 9.67:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.67:1 |
| White text | 2.17:1 |
Values
| HEX | #56C39B |
| RGB | rgb(86, 195, 155) |
| HSL | hsl(158, 48%, 55%) |
| OKLCH | oklch(74.2% 0.117 166.3) |
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 #56C39B | 2.17:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #56C39B | 9.67:1 | AAA | Lc 61.5 | Content text, not long reading |
| #56C39B text on white | 2.17:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #56C39B text on black | 9.67:1 | AAA | Lc -59.8 | 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
#F0F8F4
oklch(97.2% 0.01 164.9)
-
Step 100
100
#DDEFE7
oklch(93.7% 0.022 167.5)
-
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)
#56C39B
oklch(74.2% 0.117 166.3)
-
Step 500
500
#00A278
oklch(63.2% 0.13 166.5)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
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)
#56C39B 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) | #BFB799 | 0.117 |
| Deuteranopia (no green cones) | #AFAB9E | 0.113 |
| Tritanopia (no blue cones) | #22C4B8 | 0.044 |
| Achromatopsia (no color) | #B0B0B0 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56C39B
#56C39B
oklch(74.2% 0.117 166.3)
- #E18DBB
#E18DBB
oklch(74.3% 0.116 346.3)
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 #56C39B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.035
- Greenblue #23C48B ΔE 0.037
- Green Blue #01C08D ΔE 0.042
- Soft Green #6FC276 ΔE 0.048
- Greeny Blue #42B395 ΔE 0.050
- Topaz #13BBAF ΔE 0.051
- Dark Sea Green #8FBC8F ΔE 0.053
- Emerald #06D6A0 ΔE 0.055
Use #56C39B 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.