#13663B
Closest named color: Spruce (#0A5F38). oklch(45.2% 0.104 154.9), rgb(19, 102, 59).
Aa
White text reads best on this color (7.02:1).
About this color
#13663B is a medium-dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.104 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.023 away. White text reads best on it, at 7.02:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.99:1 |
| White text | 7.02:1 |
Values
| HEX | #13663B |
| RGB | rgb(19, 102, 59) |
| HSL | hsl(149, 69%, 24%) |
| OKLCH | oklch(45.2% 0.104 154.9) |
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 #13663B | 7.02:1 | AAA | Lc -88.9 | Fine for body text |
| Black text on #13663B | 2.99:1 | Fails | Lc 20.1 | Dividers and decoration only |
| #13663B text on white | 7.02:1 | AAA | Lc 83.9 | Fine for body text |
| #13663B text on black | 2.99:1 | Fails | Lc -18.0 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EEE5
oklch(93.7% 0.018 155.8)
-
Step 200
200
#C9E0D0
oklch(88.5% 0.033 155.3)
-
Step 300
300
#A2CDB0
oklch(80.9% 0.061 155.3)
-
Step 400
400
#6DB386
oklch(70.8% 0.097 154.9)
-
Step 500
500
#3F9F67
oklch(63.1% 0.124 154.8)
-
Step 600
600
#0D894F
oklch(55.5% 0.133 155.1)
-
Step 700
700
#007440
oklch(49.1% 0.122 154.8)
-
Step 800
800 (this color)
#13663B
oklch(45.2% 0.104 154.9)
-
Step 900
900
#144E2E
oklch(37.8% 0.081 154.9)
-
Step 950
950
#0E2E1B
oklch(27.1% 0.052 154.7)
#13663B 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) | #665D38 | 0.092 |
| Deuteranopia (no green cones) | #5C563E | 0.090 |
| Tritanopia (no blue cones) | #00655B | 0.050 |
| Achromatopsia (no color) | #595959 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13663B
#13663B
oklch(45.2% 0.104 154.9)
- #783D6C
#783D6C
oklch(45.1% 0.104 335.3)
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 #13663B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.023
- Pine #2B5D34 ΔE 0.029
- Dark Green Blue #1F6357 ΔE 0.049
- Dark Green #006400 ΔE 0.054
- Camouflage Green #4B6113 ΔE 0.055
- Army Green #4B5D16 ΔE 0.056
- Deep Green #02590F ΔE 0.059
- Camo Green #526525 ΔE 0.059
Use #13663B 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.