#59CF6E
Closest named color: Seaweed (#18D17B). oklch(76.4% 0.173 147.2), rgb(89, 207, 110).
Aa
Black text reads best on this color (10.57:1).
About this color
#59CF6E is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.173 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.027 away. Black text reads best on it, at 10.57:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.57:1 |
| White text | 1.98:1 |
Values
| HEX | #59CF6E |
| RGB | rgb(89, 207, 110) |
| HSL | hsl(131, 55%, 58%) |
| OKLCH | oklch(76.4% 0.173 147.2) |
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 #59CF6E | 1.98:1 | Fails | Lc -42.5 | Non-text elements, placeholder text |
| Black text on #59CF6E | 10.57:1 | AAA | Lc 65.9 | Content text, not long reading |
| #59CF6E text on white | 1.98:1 | Fails | Lc 38.1 | Non-text elements, placeholder text |
| #59CF6E text on black | 10.57:1 | AAA | Lc -64.3 | 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
#ECFAED
oklch(97.1% 0.023 147.5)
-
Step 100
100
#D5F4D7
oklch(93.7% 0.05 146.9)
-
Step 200
200
#AFEBB5
oklch(88.5% 0.096 147.3)
-
Step 300
300 (this color)
#59CF6E
oklch(76.4% 0.173 147.2)
-
Step 400
400
#00C148
oklch(70.7% 0.209 147.2)
-
Step 500
500
#00A63D
oklch(63.2% 0.187 147.2)
-
Step 600
600
#008B32
oklch(55.5% 0.164 147.3)
-
Step 700
700
#007529
oklch(49% 0.144 147.3)
-
Step 800
800
#006020
oklch(42.6% 0.126 147.3)
-
Step 900
900
#005019
oklch(37.6% 0.111 147.2)
-
Step 950
950
#00300C
oklch(26.9% 0.079 147.3)
#59CF6E 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) | #D1BE66 | 0.136 |
| Deuteranopia (no green cones) | #C2B475 | 0.135 |
| Tritanopia (no blue cones) | #3FCBB8 | 0.101 |
| Achromatopsia (no color) | #B8B8B8 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59CF6E
#59CF6E
oklch(76.4% 0.173 147.2)
- #EB87EA
#EB87EA
oklch(76.4% 0.172 327.5)
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 #59CF6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.027
- Apple #6ECB3C ΔE 0.042
- Soft Green #6FC276 ΔE 0.043
- Fresh Green #69D84F ΔE 0.046
- Dark Mint #48C072 ΔE 0.048
- Algae Green #21C36F ΔE 0.048
- Aqua Green #12E193 ΔE 0.054
- Apple Green #76CD26 ΔE 0.055
Use #59CF6E 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.