#42210F
Closest named color: Chocolate Brown (#411900). oklch(28.9% 0.058 47.7), rgb(66, 33, 15).
Aa
White text reads best on this color (14.42:1).
About this color
#42210F is a dark, muted brown. In OKLCH its lightness is 29%, its chroma 0.058 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.024 away. White text reads best on it, at 14.42:1.
| Hue family | Browns |
| Lightness | dark (29%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.45:1 |
| White text | 14.42:1 |
Values
| HEX | #42210F |
| RGB | rgb(66, 33, 15) |
| HSL | hsl(21, 63%, 16%) |
| OKLCH | oklch(28.9% 0.058 47.7) |
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 #42210F | 14.42:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #42210F | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #42210F text on white | 14.42:1 | AAA | Lc 101.0 | Preferred for body text |
| #42210F text on black | 1.45:1 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F0D2C4
oklch(88.5% 0.039 46.6)
-
Step 300
300
#E7B49A
oklch(81% 0.069 48.3)
-
Step 400
400
#D98B62
oklch(70.8% 0.111 48.1)
-
Step 500
500
#CC6B33
oklch(63.1% 0.141 48)
-
Step 600
600
#B75000
oklch(55.5% 0.152 47.7)
-
Step 700
700
#9B4300
oklch(49.2% 0.134 47.9)
-
Step 800
800
#803600
oklch(42.8% 0.117 47.8)
-
Step 900
900
#672F0D
oklch(37.6% 0.092 47.6)
-
Step 950
950 (this color)
#42210F
oklch(28.9% 0.058 47.7)
#42210F 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) | #2A250D | 0.051 |
| Deuteranopia (no green cones) | #322D0F | 0.048 |
| Tritanopia (no blue cones) | #491A1D | 0.035 |
| Achromatopsia (no color) | #2A2A2A | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42210F
#42210F
oklch(28.9% 0.058 47.7)
- #003041
#003041
oklch(28.9% 0.056 228.2)
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 #42210F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.024
- Dark Brown #341C02 ΔE 0.039
- Mahogany #4A0100 ΔE 0.061
- Deep Brown #410200 ΔE 0.066
- Jet #212529 ΔE 0.072
- Pakistan Green #283618 ΔE 0.076
- Dark Maroon #3C0008 ΔE 0.079
- Space Cadet #2B2D42 ΔE 0.088
Use #42210F 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.