#431F03
Closest named color: Chocolate Brown (#411900). oklch(28.5% 0.068 53.8), rgb(67, 31, 3).
Aa
White text reads best on this color (14.62:1).
About this color
#431F03 is a dark, muted brown. In OKLCH its lightness is 28%, its chroma 0.068 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.017 away. White text reads best on it, at 14.62:1.
| Hue family | Browns |
| Lightness | dark (28%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.43:1 |
| White text | 14.62:1 |
Values
| HEX | #431F03 |
| RGB | rgb(67, 31, 3) |
| HSL | hsl(26, 91%, 14%) |
| OKLCH | oklch(28.5% 0.068 53.8) |
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 #431F03 | 14.62:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #431F03 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #431F03 text on white | 14.62:1 | AAA | Lc 101.1 | Preferred for body text |
| #431F03 text on black | 1.43:1 | 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
#FCF4EF
oklch(97.2% 0.011 54.5)
-
Step 100
100
#F7E6DC
oklch(93.6% 0.023 52.7)
-
Step 200
200
#F2D2BE
oklch(88.5% 0.045 54)
-
Step 300
300
#EAB390
oklch(80.9% 0.08 53.8)
-
Step 400
400
#DE894E
oklch(70.8% 0.128 53.8)
-
Step 500
500
#D06900
oklch(63.1% 0.158 53.9)
-
Step 600
600
#B05800
oklch(55.7% 0.14 54)
-
Step 700
700
#944900
oklch(49% 0.123 54)
-
Step 800
800
#7A3B00
oklch(42.6% 0.107 54)
-
Step 900
900
#673000
oklch(37.6% 0.095 53.2)
-
Step 950
950 (this color)
#431F03
oklch(28.5% 0.068 53.8)
#431F03 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) | #2A2400 | 0.056 |
| Deuteranopia (no green cones) | #322C03 | 0.051 |
| Tritanopia (no blue cones) | #4A1719 | 0.042 |
| Achromatopsia (no color) | #292929 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431F03
#431F03
oklch(28.5% 0.068 53.8)
- #002E43
#002E43
oklch(28.4% 0.06 234.7)
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 #431F03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.017
- Dark Brown #341C02 ΔE 0.036
- Mahogany #4A0100 ΔE 0.058
- Deep Brown #410200 ΔE 0.063
- Dark Maroon #3C0008 ΔE 0.078
- Pakistan Green #283618 ΔE 0.079
- Jet #212529 ΔE 0.080
- Claret #680018 ΔE 0.095
Use #431F03 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.