#33150A
Closest named color: Dark Brown (#341C02). oklch(23.8% 0.052 40.3), rgb(51, 21, 10).
Aa
White text reads best on this color (16.76:1).
About this color
#33150A is a very dark, muted brown. In OKLCH its lightness is 24%, its chroma 0.052 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Brown (#341C02), ΔE 0.027 away. White text reads best on it, at 16.76:1.
| Hue family | Browns |
| Lightness | very dark (24%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.25:1 |
| White text | 16.76:1 |
Values
| HEX | #33150A |
| RGB | rgb(51, 21, 10) |
| HSL | hsl(16, 67%, 12%) |
| OKLCH | oklch(23.8% 0.052 40.3) |
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 #33150A | 16.76:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #33150A | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #33150A text on white | 16.76:1 | AAA | Lc 103.5 | Preferred for body text |
| #33150A text on black | 1.25:1 | 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 950.
-
Step 50
50
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED2C8
oklch(88.4% 0.034 40.7)
-
Step 300
300
#E5B4A3
oklch(81% 0.062 40)
-
Step 400
400
#D68B71
oklch(70.7% 0.1 39.9)
-
Step 500
500
#C96C4B
oklch(63.1% 0.127 40)
-
Step 600
600
#B4522D
oklch(55.6% 0.137 40.3)
-
Step 700
700
#9B421F
oklch(49.2% 0.128 40.5)
-
Step 800
800
#7E371C
oklch(42.8% 0.106 40.4)
-
Step 900
900
#65301D
oklch(37.6% 0.082 40)
-
Step 950
950 (this color)
#33150A
oklch(23.8% 0.052 40.3)
#33150A 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) | #1D1909 | 0.050 |
| Deuteranopia (no green cones) | #242009 | 0.046 |
| Tritanopia (no blue cones) | #390F12 | 0.026 |
| Achromatopsia (no color) | #1D1D1D | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33150A
#33150A
oklch(23.8% 0.052 40.3)
- #00232D
#00232D
oklch(23.7% 0.044 221.1)
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 #33150A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.027
- Chocolate Brown #411900 ΔE 0.038
- Deep Brown #410200 ΔE 0.044
- Dark Maroon #3C0008 ΔE 0.047
- Mahogany #4A0100 ΔE 0.057
- Jet #212529 ΔE 0.065
- Dark #1B2431 ΔE 0.079
- Dark Plum #3F012C ΔE 0.086
Use #33150A 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.