#59CDA2
Closest named color: Medium Aquamarine (#66CDAA). oklch(77% 0.123 166), rgb(89, 205, 162).
Aa
Black text reads best on this color (10.67:1).
About this color
#59CDA2 is a medium-light, moderately saturated green. In OKLCH its lightness is 77%, its chroma 0.123 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 0.016 away. Black text reads best on it, at 10.67:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.67:1 |
| White text | 1.96:1 |
Values
| HEX | #59CDA2 |
| RGB | rgb(89, 205, 162) |
| HSL | hsl(158, 54%, 58%) |
| OKLCH | oklch(77% 0.123 166) |
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 #59CDA2 | 1.96:1 | Fails | Lc -42.0 | Non-text elements, placeholder text |
| Black text on #59CDA2 | 10.67:1 | AAA | Lc 66.3 | Content text, not long reading |
| #59CDA2 text on white | 1.96:1 | Fails | Lc 37.6 | Non-text elements, placeholder text |
| #59CDA2 text on black | 10.67:1 | AAA | Lc -64.8 | 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
#D5F2E4
oklch(93.6% 0.036 165)
-
Step 200
200
#AEE8CF
oklch(88.4% 0.068 166.5)
-
Step 300
300 (this color)
#59CDA2
oklch(77% 0.123 166)
-
Step 400
400
#00BD8B
oklch(70.8% 0.147 165.8)
-
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)
#59CDA2 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) | #C9C0A0 | 0.123 |
| Deuteranopia (no green cones) | #B8B4A5 | 0.118 |
| Tritanopia (no blue cones) | #1FCDC1 | 0.047 |
| Achromatopsia (no color) | #B9B9B9 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59CDA2
#59CDA2
oklch(77% 0.123 166)
- #ED93C5
#ED93C5
oklch(77% 0.124 346)
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 #59CDA2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.016
- Emerald #06D6A0 ΔE 0.037
- Seafoam Blue #78D1B6 ΔE 0.041
- Pale Teal #82CBB2 ΔE 0.045
- Greenblue #23C48B ΔE 0.050
- Soft Green #6FC276 ΔE 0.054
- Medium Turquoise #48D1CC ΔE 0.056
- Green Blue #01C08D ΔE 0.060
Use #59CDA2 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.