#303D01
Closest named color: Dark Olive (#373E02). oklch(33.6% 0.081 122.2), rgb(48, 61, 1).
Aa
White text reads best on this color (11.70:1).
About this color
#303D01 is a dark, moderately saturated brown. In OKLCH its lightness is 34%, its chroma 0.081 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.012 away. White text reads best on it, at 11.70:1.
| Hue family | Browns |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.79:1 |
| White text | 11.70:1 |
Values
| HEX | #303D01 |
| RGB | rgb(48, 61, 1) |
| HSL | hsl(73, 97%, 12%) |
| OKLCH | oklch(33.6% 0.081 122.2) |
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 #303D01 | 11.70:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #303D01 | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #303D01 text on white | 11.70:1 | AAA | Lc 96.8 | Preferred for body text |
| #303D01 text on black | 1.79:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F4F6F0
oklch(97% 0.008 121.6)
-
Step 100
100
#E8ECDF
oklch(93.6% 0.018 120.7)
-
Step 200
200
#D5DDC5
oklch(88.5% 0.033 122.1)
-
Step 300
300
#BAC79C
oklch(80.8% 0.06 121.4)
-
Step 400
400
#96AA65
oklch(70.6% 0.096 122.1)
-
Step 500
500
#7D9536
oklch(63.1% 0.124 122.1)
-
Step 600
600
#667F01
oklch(55.6% 0.135 122.4)
-
Step 700
700
#556B00
oklch(49.2% 0.12 122.6)
-
Step 800
800
#465700
oklch(42.7% 0.103 121.8)
-
Step 900
900 (this color)
#303D01
oklch(33.6% 0.081 122.2)
-
Step 950
950
#222A0B
oklch(26.9% 0.051 122.1)
#303D01 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) | #413800 | 0.032 |
| Deuteranopia (no green cones) | #403806 | 0.032 |
| Tritanopia (no blue cones) | #333932 | 0.067 |
| Achromatopsia (no color) | #383838 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #303D01
#303D01
oklch(33.6% 0.081 122.2)
- #3F2B59
#3F2B59
oklch(33.6% 0.081 302.3)
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 #303D01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.012
- Forrest Green #154406 ΔE 0.035
- Pakistan Green #283618 ΔE 0.038
- Hunter Green #0B4008 ΔE 0.038
- Pine Green #0A481E ΔE 0.045
- British Racing Green #05480D ΔE 0.047
- Racing Green #014600 ΔE 0.049
- Darkgreen #054907 ΔE 0.051
Use #303D01 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.