#1F683B
Closest named color: Spruce (#0A5F38). oklch(46% 0.102 152.5), rgb(31, 104, 59).
Aa
White text reads best on this color (6.77:1).
About this color
#1F683B is a medium-dark, moderately saturated green. In OKLCH its lightness is 46%, its chroma 0.102 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.033 away. White text reads best on it, at 6.77:1.
| Hue family | Greens |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 3.10:1 |
| White text | 6.77:1 |
Values
| HEX | #1F683B |
| RGB | rgb(31, 104, 59) |
| HSL | hsl(143, 54%, 26%) |
| OKLCH | oklch(46% 0.102 152.5) |
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 #1F683B | 6.77:1 | AA | Lc -88.1 | Fine for body text |
| Black text on #1F683B | 3.10:1 | AA large text | Lc 21.0 | Dividers and decoration only |
| #1F683B text on white | 6.77:1 | AA | Lc 83.0 | Fine for body text |
| #1F683B text on black | 3.10:1 | AA large text | Lc -18.9 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CCDFD1
oklch(88.6% 0.028 153.8)
-
Step 300
300
#AACAB1
oklch(80.8% 0.049 151.7)
-
Step 400
400
#7BAF89
oklch(70.7% 0.078 152.5)
-
Step 500
500
#569B6B
oklch(63.1% 0.101 152.4)
-
Step 600
600
#388553
oklch(55.5% 0.109 152.6)
-
Step 700
700 (this color)
#1F683B
oklch(46% 0.102 152.5)
-
Step 800
800
#245C38
oklch(42.7% 0.084 152.8)
-
Step 900
900
#234C30
oklch(37.8% 0.067 152.3)
-
Step 950
950
#152C1C
oklch(26.9% 0.042 152.5)
#1F683B 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) | #685F38 | 0.088 |
| Deuteranopia (no green cones) | #5F593E | 0.086 |
| Tritanopia (no blue cones) | #00665D | 0.054 |
| Achromatopsia (no color) | #5B5B5B | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F683B
#1F683B
oklch(46% 0.102 152.5)
- #794171
#794171
oklch(46.2% 0.102 332.6)
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 #1F683B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.033
- Pine #2B5D34 ΔE 0.033
- Camouflage Green #4B6113 ΔE 0.050
- Dark Green Blue #1F6357 ΔE 0.051
- Camo Green #526525 ΔE 0.052
- Army Green #4B5D16 ΔE 0.053
- Dark Green #006400 ΔE 0.057
- Dark Olive Green #556B2F ΔE 0.057
Use #1F683B 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.