#13603B
Closest named color: Spruce (#0A5F38). oklch(43.4% 0.095 156.9), rgb(19, 96, 59).
Aa
White text reads best on this color (7.59:1).
About this color
#13603B is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.095 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.007 away. White text reads best on it, at 7.59:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.76:1 |
| White text | 7.59:1 |
Values
| HEX | #13603B |
| RGB | rgb(19, 96, 59) |
| HSL | hsl(151, 67%, 23%) |
| OKLCH | oklch(43.4% 0.095 156.9) |
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 #13603B | 7.59:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #13603B | 2.76:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #13603B text on white | 7.59:1 | AAA | Lc 86.0 | Fine for body text |
| #13603B text on black | 2.76:1 | Fails | Lc -16.0 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#C9E0D1
oklch(88.5% 0.032 157.1)
-
Step 300
300
#A4CCB2
oklch(80.9% 0.056 156.4)
-
Step 400
400
#70B28A
oklch(70.8% 0.09 156.6)
-
Step 500
500
#459E6D
oklch(63.2% 0.114 156.7)
-
Step 600
600
#1C8855
oklch(55.6% 0.123 156.9)
-
Step 700
700
#087345
oklch(49% 0.114 156.9)
-
Step 800
800 (this color)
#13603B
oklch(43.4% 0.095 156.9)
-
Step 900
900
#184D31
oklch(37.7% 0.074 156.7)
-
Step 950
950
#102D1D
oklch(26.9% 0.046 157)
#13603B 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) | #5F5839 | 0.086 |
| Deuteranopia (no green cones) | #56513D | 0.084 |
| Tritanopia (no blue cones) | #005F57 | 0.045 |
| Achromatopsia (no color) | #545454 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #13603B
#13603B
oklch(43.4% 0.095 156.9)
- #713B64
#713B64
oklch(43.5% 0.094 336.8)
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 #13603B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.007
- Pine #2B5D34 ΔE 0.017
- Dark Green Blue #1F6357 ΔE 0.044
- Deep Green #02590F ΔE 0.052
- Navy Green #35530A ΔE 0.055
- Army Green #4B5D16 ΔE 0.058
- Forest #0B5509 ΔE 0.059
- Dark Blue Green #005249 ΔE 0.059
Use #13603B 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.