#42291D
Closest named color: Chocolate Brown (#411900). oklch(30.9% 0.043 46.3), rgb(66, 41, 29).
Aa
White text reads best on this color (13.40:1).
About this color
#42291D is a dark, muted brown. In OKLCH its lightness is 31%, its chroma 0.043 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.049 away. White text reads best on it, at 13.40:1.
| Hue family | Browns |
| Lightness | dark (31%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.56:1 |
| White text | 13.40:1 |
Values
| HEX | #42291D |
| RGB | rgb(66, 41, 29) |
| HSL | hsl(19, 39%, 19%) |
| OKLCH | oklch(30.9% 0.043 46.3) |
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 #42291D | 13.40:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #42291D | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #42291D text on white | 13.40:1 | AAA | Lc 99.7 | Preferred for body text |
| #42291D text on black | 1.56:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EAD4CA
oklch(88.5% 0.028 46.1)
-
Step 300
300
#DDB7A5
oklch(80.8% 0.051 46.8)
-
Step 400
400
#CB9175
oklch(70.6% 0.081 46.7)
-
Step 500
500
#BD7551
oklch(63.2% 0.104 46.8)
-
Step 600
600
#A85C35
oklch(55.6% 0.113 46.5)
-
Step 700
700
#904B28
oklch(49.1% 0.105 46)
-
Step 800
800
#753E22
oklch(42.7% 0.087 46.3)
-
Step 900
900
#5F3521
oklch(37.7% 0.068 45.5)
-
Step 950
950 (this color)
#42291D
oklch(30.9% 0.043 46.3)
#42291D 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) | #302C1C | 0.036 |
| Deuteranopia (no green cones) | #36311D | 0.033 |
| Tritanopia (no blue cones) | #482526 | 0.025 |
| Achromatopsia (no color) | #2F2F2F | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42291D
#42291D
oklch(30.9% 0.043 46.3)
- #153441
#153441
oklch(30.8% 0.043 228.1)
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 #42291D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.049
- Dark Brown #341C02 ΔE 0.058
- Pakistan Green #283618 ΔE 0.064
- Onyx #343A40 ΔE 0.066
- Jet #212529 ΔE 0.070
- Gunmetal #293241 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.080
Use #42291D 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.