#42291C
Closest named color: Chocolate Brown (#411900). oklch(30.8% 0.044 48.1), rgb(66, 41, 28).
Aa
White text reads best on this color (13.41:1).
About this color
#42291C is a dark, muted brown. In OKLCH its lightness is 31%, its chroma 0.044 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.048 away. White text reads best on it, at 13.41:1.
| Hue family | Browns |
| Lightness | dark (31%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.56:1 |
| White text | 13.41:1 |
Values
| HEX | #42291C |
| RGB | rgb(66, 41, 28) |
| HSL | hsl(21, 40%, 18%) |
| OKLCH | oklch(30.8% 0.044 48.1) |
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 #42291C | 13.41:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #42291C | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #42291C text on white | 13.41:1 | AAA | Lc 99.7 | Preferred for body text |
| #42291C 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EAD4C9
oklch(88.5% 0.029 48.4)
-
Step 300
300
#DEB7A4
oklch(80.9% 0.052 47.4)
-
Step 400
400
#CC9173
oklch(70.7% 0.083 47.9)
-
Step 500
500
#BD754E
oklch(63.1% 0.106 48.5)
-
Step 600
600
#A85C31
oklch(55.5% 0.115 48.3)
-
Step 700
700
#904B24
oklch(49% 0.107 47.9)
-
Step 800
800
#753E1F
oklch(42.6% 0.088 48.2)
-
Step 900
900
#5F351F
oklch(37.7% 0.069 47.4)
-
Step 950
950 (this color)
#42291C
oklch(30.8% 0.044 48.1)
#42291C 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) | #302C1B | 0.036 |
| Deuteranopia (no green cones) | #36311C | 0.033 |
| Tritanopia (no blue cones) | #482526 | 0.026 |
| Achromatopsia (no color) | #2F2F2F | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42291C
#42291C
oklch(30.8% 0.044 48.1)
- #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 #42291C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.048
- Dark Brown #341C02 ΔE 0.058
- Pakistan Green #283618 ΔE 0.063
- Onyx #343A40 ΔE 0.067
- Jet #212529 ΔE 0.070
- Gunmetal #293241 ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.074
- Charcoal Grey #3C4142 ΔE 0.080
Use #42291C 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.