#391203
Closest named color: Chocolate Brown (#411900). oklch(24.3% 0.067 41.5), rgb(57, 18, 3).
Aa
White text reads best on this color (16.64:1).
About this color
#391203 is a very dark, muted brown. In OKLCH its lightness is 24%, its chroma 0.067 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.029 away. White text reads best on it, at 16.64:1.
| Hue family | Browns |
| Lightness | very dark (24%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.26:1 |
| White text | 16.64:1 |
Values
| HEX | #391203 |
| RGB | rgb(57, 18, 3) |
| HSL | hsl(17, 90%, 12%) |
| OKLCH | oklch(24.3% 0.067 41.5) |
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 #391203 | 16.64:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #391203 | 1.26:1 | Fails | Lc 0.0 | Not readable |
| #391203 text on white | 16.64:1 | AAA | Lc 103.2 | Preferred for body text |
| #391203 text on black | 1.26:1 | 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
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DE
oklch(93.5% 0.023 41.4)
-
Step 200
200
#F4D0C3
oklch(88.5% 0.044 40.9)
-
Step 300
300
#EEB099
oklch(80.9% 0.08 41.2)
-
Step 400
400
#E2845F
oklch(70.7% 0.127 41.9)
-
Step 500
500
#D8602E
oklch(63.1% 0.164 41.3)
-
Step 600
600
#C04600
oklch(55.6% 0.169 41.6)
-
Step 700
700
#A33A00
oklch(49.2% 0.15 41.5)
-
Step 800
800
#862E00
oklch(42.6% 0.13 41.4)
-
Step 900
900
#6E2909
oklch(37.7% 0.106 41.6)
-
Step 950
950 (this color)
#391203
oklch(24.3% 0.067 41.5)
#391203 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) | #1D1902 | 0.065 |
| Deuteranopia (no green cones) | #272102 | 0.058 |
| Tritanopia (no blue cones) | #40080F | 0.033 |
| Achromatopsia (no color) | #1E1E1E | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #391203
#391203
oklch(24.3% 0.067 41.5)
- #00242F
#00242F
oklch(24.2% 0.045 222.8)
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 #391203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.029
- Dark Brown #341C02 ΔE 0.029
- Deep Brown #410200 ΔE 0.032
- Dark Maroon #3C0008 ΔE 0.041
- Mahogany #4A0100 ΔE 0.044
- Jet #212529 ΔE 0.078
- Dark Plum #3F012C ΔE 0.087
- Dark #1B2431 ΔE 0.092
Use #391203 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.