#1F643C
Closest named color: Spruce (#0A5F38). oklch(44.9% 0.095 154.1), rgb(31, 100, 60).
Aa
White text reads best on this color (7.12:1).
About this color
#1F643C is a dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.095 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.021 away. White text reads best on it, at 7.12:1.
| Hue family | Greens |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.94:1 |
| White text | 7.12:1 |
Values
| HEX | #1F643C |
| RGB | rgb(31, 100, 60) |
| HSL | hsl(145, 53%, 26%) |
| OKLCH | oklch(44.9% 0.095 154.1) |
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 #1F643C | 7.12:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #1F643C | 2.94:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #1F643C text on white | 7.12:1 | AAA | Lc 84.4 | Fine for body text |
| #1F643C text on black | 2.94:1 | 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
#CADFD0
oklch(88.4% 0.03 154.6)
-
Step 300
300
#A6CCB1
oklch(81% 0.055 154.1)
-
Step 400
400
#73B187
oklch(70.6% 0.089 153.9)
-
Step 500
500
#4A9D69
oklch(63% 0.113 154)
-
Step 600
600
#268851
oklch(55.7% 0.124 154.1)
-
Step 700
700
#167341
oklch(49.1% 0.115 153.9)
-
Step 800
800 (this color)
#1F643C
oklch(44.9% 0.095 154.1)
-
Step 900
900
#1B4D2F
oklch(37.7% 0.075 154.2)
-
Step 950
950
#122D1C
oklch(27% 0.046 154.3)
#1F643C 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) | #645C39 | 0.084 |
| Deuteranopia (no green cones) | #5B553F | 0.083 |
| Tritanopia (no blue cones) | #00635A | 0.048 |
| Achromatopsia (no color) | #585858 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F643C
#1F643C
oklch(44.9% 0.095 154.1)
- #743F6B
#743F6B
oklch(44.9% 0.096 333.6)
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 #1F643C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.021
- Pine #2B5D34 ΔE 0.022
- Dark Green Blue #1F6357 ΔE 0.043
- Army Green #4B5D16 ΔE 0.052
- Camouflage Green #4B6113 ΔE 0.053
- Camo Green #526525 ΔE 0.056
- Dark Green #006400 ΔE 0.060
- Deep Green #02590F ΔE 0.060
Use #1F643C 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.