#21643D
Closest named color: Pine (#2B5D34). oklch(45% 0.093 154.3), rgb(33, 100, 61).
Aa
White text reads best on this color (7.10:1).
About this color
#21643D is a dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.093 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pine (#2B5D34), ΔE 0.022 away. White text reads best on it, at 7.10:1.
| Hue family | Greens |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Pine (#2B5D34) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #21643D |
| RGB | rgb(33, 100, 61) |
| HSL | hsl(145, 50%, 26%) |
| OKLCH | oklch(45% 0.093 154.3) |
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 #21643D | 7.10:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #21643D | 2.95:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #21643D text on white | 7.10:1 | AAA | Lc 84.4 | Fine for body text |
| #21643D text on black | 2.95:1 | Fails | Lc -17.6 | 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 800.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFD0
oklch(88.5% 0.029 153.3)
-
Step 300
300
#A6CBB1
oklch(80.8% 0.054 154.4)
-
Step 400
400
#74B188
oklch(70.7% 0.087 154.2)
-
Step 500
500
#4C9D6A
oklch(63.1% 0.111 154)
-
Step 600
600
#298752
oklch(55.5% 0.12 154.4)
-
Step 700
700
#197342
oklch(49.2% 0.113 154.1)
-
Step 800
800 (this color)
#21643D
oklch(45% 0.093 154.3)
-
Step 900
900
#1C4D30
oklch(37.8% 0.073 154.7)
-
Step 950
950
#122D1C
oklch(27% 0.046 154.3)
#21643D 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) | #645C3A | 0.082 |
| Deuteranopia (no green cones) | #5B5640 | 0.080 |
| Tritanopia (no blue cones) | #03635A | 0.046 |
| Achromatopsia (no color) | #585858 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #21643D
#21643D
oklch(45% 0.093 154.3)
- #74406A
#74406A
oklch(45% 0.093 334.5)
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 #21643D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pine #2B5D34 ΔE 0.022
- Spruce #0A5F38 ΔE 0.022
- Dark Green Blue #1F6357 ΔE 0.042
- Army Green #4B5D16 ΔE 0.052
- Camouflage Green #4B6113 ΔE 0.053
- Camo Green #526525 ΔE 0.055
- Dark Green #006400 ΔE 0.062
- Deep Green #02590F ΔE 0.062
Use #21643D 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.