#136B21
Closest named color: Dark Green (#006400). oklch(46.2% 0.135 145), rgb(19, 107, 33).
Aa
White text reads best on this color (6.66:1).
About this color
#136B21 is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.135 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.030 away. White text reads best on it, at 6.66:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 3.15:1 |
| White text | 6.66:1 |
Values
| HEX | #136B21 |
| RGB | rgb(19, 107, 33) |
| HSL | hsl(130, 70%, 25%) |
| OKLCH | oklch(46.2% 0.135 145) |
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 #136B21 | 6.66:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #136B21 | 3.15:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #136B21 text on white | 6.66:1 | AA | Lc 82.4 | Fine for body text |
| #136B21 text on black | 3.15:1 | AA large text | Lc -19.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE2
oklch(93.5% 0.019 145.4)
-
Step 200
200
#CBE0CB
oklch(88.5% 0.036 145.3)
-
Step 300
300
#A7CCA7
oklch(80.8% 0.065 144.9)
-
Step 400
400
#76B278
oklch(70.7% 0.104 145.1)
-
Step 500
500
#4F9E54
oklch(63.1% 0.133 145)
-
Step 600
600
#2E8838
oklch(55.5% 0.144 145.1)
-
Step 700
700 (this color)
#136B21
oklch(46.2% 0.135 145)
-
Step 800
800
#1D5E24
oklch(42.7% 0.111 145.1)
-
Step 900
900
#1F4D22
oklch(37.6% 0.087 144.8)
-
Step 950
950
#132D15
oklch(26.9% 0.054 145.5)
#136B21 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) | #6D6018 | 0.101 |
| Deuteranopia (no green cones) | #635A28 | 0.100 |
| Tritanopia (no blue cones) | #00685C | 0.084 |
| Achromatopsia (no color) | #5C5C5C | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #136B21
#136B21
oklch(46.2% 0.135 145)
- #7D3981
#7D3981
oklch(46.3% 0.134 325.3)
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 #136B21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.030
- Camouflage Green #4B6113 ΔE 0.052
- Spruce #0A5F38 ΔE 0.054
- Pine #2B5D34 ΔE 0.058
- Deep Green #02590F ΔE 0.059
- Army Green #4B5D16 ΔE 0.060
- Camo Green #526525 ΔE 0.061
- Tree Green #2A7E19 ΔE 0.065
Use #136B21 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.