#33400B
Closest named color: Dark Olive (#373E02). oklch(34.8% 0.076 122.6), rgb(51, 64, 11).
Aa
White text reads best on this color (11.17:1).
About this color
#33400B is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.076 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.009 away. White text reads best on it, at 11.17:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.076) |
| Temperature | in between |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.87:1 |
| White text | 11.17:1 |
Values
| HEX | #33400B |
| RGB | rgb(51, 64, 11) |
| HSL | hsl(75, 71%, 15%) |
| OKLCH | oklch(34.8% 0.076 122.6) |
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 #33400B | 11.17:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #33400B | 1.87:1 | Fails | Lc 8.2 | Not readable |
| #33400B text on white | 11.17:1 | AAA | Lc 95.7 | Preferred for body text |
| #33400B text on black | 1.87:1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E8ECE0
oklch(93.7% 0.017 121.8)
-
Step 200
200
#D5DDC6
oklch(88.5% 0.032 122.7)
-
Step 300
300
#BAC79F
oklch(80.9% 0.056 122.3)
-
Step 400
400
#96AA69
oklch(70.7% 0.091 122.7)
-
Step 500
500
#7D953E
oklch(63.2% 0.117 122.7)
-
Step 600
600
#667E17
oklch(55.5% 0.126 122.6)
-
Step 700
700
#556B05
oklch(49.2% 0.118 122.8)
-
Step 800
800
#46570C
oklch(42.7% 0.097 122.3)
-
Step 900
900 (this color)
#33400B
oklch(34.8% 0.076 122.6)
-
Step 950
950
#222A0E
oklch(27% 0.047 122.9)
#33400B 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) | #443B03 | 0.030 |
| Deuteranopia (no green cones) | #433B10 | 0.032 |
| Tritanopia (no blue cones) | #363C36 | 0.064 |
| Achromatopsia (no color) | #3B3B3B | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33400B
#33400B
oklch(34.8% 0.076 122.6)
- #422F5A
#422F5A
oklch(34.8% 0.076 303.1)
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 #33400B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.009
- Forrest Green #154406 ΔE 0.038
- Pine Green #0A481E ΔE 0.042
- Pakistan Green #283618 ΔE 0.044
- Hunter Green #0B4008 ΔE 0.044
- Evergreen #05472A ΔE 0.047
- British Racing Green #05480D ΔE 0.047
- Darkgreen #054907 ΔE 0.050
Use #33400B 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.