#03633D
Closest named color: Spruce (#0A5F38). oklch(44.1% 0.101 158.5), rgb(3, 99, 61).
Aa
White text reads best on this color (7.35:1).
About this color
#03633D is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.101 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.013 away. White text reads best on it, at 7.35:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.85:1 |
| White text | 7.35:1 |
Values
| HEX | #03633D |
| RGB | rgb(3, 99, 61) |
| HSL | hsl(156, 94%, 20%) |
| OKLCH | oklch(44.1% 0.101 158.5) |
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 #03633D | 7.35:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #03633D | 2.85:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #03633D text on white | 7.35:1 | AAA | Lc 85.0 | Fine for body text |
| #03633D text on black | 2.85:1 | Fails | Lc -17.0 | 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
#E1EEE6
oklch(93.7% 0.017 159.1)
-
Step 200
200
#C8E0D1
oklch(88.5% 0.033 158.3)
-
Step 300
300
#A1CDB3
oklch(81% 0.059 158.8)
-
Step 400
400
#6AB38B
oklch(70.8% 0.095 158.8)
-
Step 500
500
#3A9F6E
oklch(63.1% 0.12 158.7)
-
Step 600
600
#008956
oklch(55.5% 0.129 158.6)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800 (this color)
#03633D
oklch(44.1% 0.101 158.5)
-
Step 900
900
#104E31
oklch(37.7% 0.079 158)
-
Step 950
950
#0C2E1D
oklch(27.1% 0.051 158.3)
#03633D 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) | #625A3B | 0.094 |
| Deuteranopia (no green cones) | #585340 | 0.092 |
| Tritanopia (no blue cones) | #006259 | 0.046 |
| Achromatopsia (no color) | #565656 | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03633D
#03633D
oklch(44.1% 0.101 158.5)
- #763A66
#763A66
oklch(44.1% 0.102 338.3)
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 #03633D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.013
- Pine #2B5D34 ΔE 0.025
- Dark Green Blue #1F6357 ΔE 0.045
- Deep Green #02590F ΔE 0.055
- Dark Green #006400 ΔE 0.058
- Army Green #4B5D16 ΔE 0.061
- Navy Green #35530A ΔE 0.062
- Camouflage Green #4B6113 ΔE 0.063
Use #03633D 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.