#1F6631
Closest named color: Spruce (#0A5F38). oklch(45.3% 0.109 148.4), rgb(31, 102, 49).
Aa
White text reads best on this color (6.99:1).
About this color
#1F6631 is a medium-dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.109 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.030 away. White text reads best on it, at 6.99:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 3.00:1 |
| White text | 6.99:1 |
Values
| HEX | #1F6631 |
| RGB | rgb(31, 102, 49) |
| HSL | hsl(135, 53%, 26%) |
| OKLCH | oklch(45.3% 0.109 148.4) |
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 #1F6631 | 6.99:1 | AA | Lc -88.9 | Fine for body text |
| Black text on #1F6631 | 3.00:1 | AA large text | Lc 20.1 | Dividers and decoration only |
| #1F6631 text on white | 6.99:1 | AA | Lc 83.9 | Fine for body text |
| #1F6631 text on black | 3.00:1 | AA large text | Lc -18.1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CAE0CC
oklch(88.5% 0.036 147.9)
-
Step 300
300
#A5CDAA
oklch(81% 0.065 148.4)
-
Step 400
400
#72B27D
oklch(70.6% 0.101 148.8)
-
Step 500
500
#499F5B
oklch(63.2% 0.131 148.4)
-
Step 600
600
#248940
oklch(55.6% 0.142 148.4)
-
Step 700
700
#137432
oklch(49.1% 0.132 148.5)
-
Step 800
800 (this color)
#1F6631
oklch(45.3% 0.109 148.4)
-
Step 900
900
#1B4E26
oklch(37.8% 0.086 148)
-
Step 950
950
#112E17
oklch(27.1% 0.055 148.5)
#1F6631 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) | #675D2D | 0.088 |
| Deuteranopia (no green cones) | #5E5735 | 0.086 |
| Tritanopia (no blue cones) | #05645A | 0.063 |
| Achromatopsia (no color) | #595959 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F6631
#1F6631
oklch(45.3% 0.109 148.4)
- #763D74
#763D74
oklch(45.3% 0.11 328.5)
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 #1F6631, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.030
- Pine #2B5D34 ΔE 0.031
- Dark Green #006400 ΔE 0.044
- Camouflage Green #4B6113 ΔE 0.045
- Army Green #4B5D16 ΔE 0.047
- Camo Green #526525 ΔE 0.052
- Deep Green #02590F ΔE 0.054
- Navy Green #35530A ΔE 0.060
Use #1F6631 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.