#10603A
Closest named color: Spruce (#0A5F38). oklch(43.3% 0.097 156.7), rgb(16, 96, 58).
Aa
White text reads best on this color (7.61:1).
About this color
#10603A is a dark, moderately saturated green. In OKLCH its lightness is 43%, its chroma 0.097 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.005 away. White text reads best on it, at 7.61:1.
| Hue family | Greens |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #10603A |
| RGB | rgb(16, 96, 58) |
| HSL | hsl(152, 71%, 22%) |
| OKLCH | oklch(43.3% 0.097 156.7) |
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 #10603A | 7.61:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #10603A | 2.75:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #10603A text on white | 7.61:1 | AAA | Lc 86.1 | Fine for body text |
| #10603A text on black | 2.75:1 | 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
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#C9E0D1
oklch(88.5% 0.032 157.1)
-
Step 300
300
#A3CCB2
oklch(80.8% 0.057 157.1)
-
Step 400
400
#6FB28A
oklch(70.7% 0.091 156.9)
-
Step 500
500
#439E6C
oklch(63.1% 0.116 156.6)
-
Step 600
600
#188854
oklch(55.5% 0.125 156.8)
-
Step 700
700
#027444
oklch(49.2% 0.118 156.4)
-
Step 800
800 (this color)
#10603A
oklch(43.3% 0.097 156.7)
-
Step 900
900
#174D31
oklch(37.6% 0.075 157)
-
Step 950
950
#0F2D1D
oklch(26.9% 0.047 157.6)
#10603A 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) | #5F5837 | 0.087 |
| Deuteranopia (no green cones) | #56513D | 0.086 |
| Tritanopia (no blue cones) | #005F56 | 0.045 |
| Achromatopsia (no color) | #545454 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #10603A
#10603A
oklch(43.3% 0.097 156.7)
- #713A64
#713A64
oklch(43.3% 0.096 336.7)
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 #10603A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.005
- Pine #2B5D34 ΔE 0.018
- Dark Green Blue #1F6357 ΔE 0.046
- Deep Green #02590F ΔE 0.050
- Navy Green #35530A ΔE 0.054
- Forest #0B5509 ΔE 0.057
- Army Green #4B5D16 ΔE 0.058
- Dark Green #006400 ΔE 0.059
Use #10603A 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.