#158F59
Closest named color: Sea Green (#2E8B57). oklch(57.5% 0.13 157.3), rgb(21, 143, 89).
Aa
Black text reads best on this color (5.10:1).
About this color
#158F59 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.130 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.014 away. Black text reads best on it, at 5.10:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #158F59 |
| RGB | rgb(21, 143, 89) |
| HSL | hsl(153, 74%, 32%) |
| OKLCH | oklch(57.5% 0.13 157.3) |
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 #158F59 | 4.11:1 | AA large text | Lc -73.3 | Content text, not long reading |
| Black text on #158F59 | 5.10:1 | AA | Lc 36.3 | Non-text elements, placeholder text |
| #158F59 text on white | 4.11:1 | AA large text | Lc 67.8 | Content text, not long reading |
| #158F59 text on black | 5.10:1 | AA | Lc -33.9 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EDE5
oklch(93.5% 0.017 156.9)
-
Step 200
200
#C8E0D1
oklch(88.5% 0.033 158.3)
-
Step 300
300
#A2CDB2
oklch(81% 0.059 157.2)
-
Step 400
400
#6CB289
oklch(70.6% 0.094 157.2)
-
Step 500
500
#3D9F6C
oklch(63.1% 0.12 157.3)
-
Step 600
600 (this color)
#158F59
oklch(57.5% 0.13 157.3)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#025F38
oklch(42.8% 0.101 157.1)
-
Step 900
900
#134E31
oklch(37.8% 0.078 157.4)
-
Step 950
950
#0E2E1D
oklch(27.2% 0.05 157.3)
#158F59 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) | #8E8355 | 0.119 |
| Deuteranopia (no green cones) | #80795D | 0.116 |
| Tritanopia (no blue cones) | #008E81 | 0.060 |
| Achromatopsia (no color) | #7D7D7D | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #158F59
#158F59
oklch(57.5% 0.13 157.3)
- #A85794
#A85794
oklch(57.4% 0.131 337.3)
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 #158F59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.014
- Viridian #1E9167 ΔE 0.020
- Light Forest Green #4F9153 ΔE 0.037
- Fern Green #548D44 ΔE 0.042
- Jungle Green #048243 ΔE 0.044
- Kelley Green #009337 ΔE 0.047
- Ocean Green #3D9973 ΔE 0.051
- Dark Sage #598556 ΔE 0.052
Use #158F59 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.