#55421F
Closest named color: Mud Brown (#60460F). oklch(39.1% 0.057 81.1), rgb(85, 66, 31).
Aa
White text reads best on this color (9.60:1).
About this color
#55421F is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.057 and its hue 81°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.029 away. White text reads best on it, at 9.60:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.057) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.18:1 |
| White text | 9.60:1 |
Values
| HEX | #55421F |
| RGB | rgb(85, 66, 31) |
| HSL | hsl(39, 47%, 23%) |
| OKLCH | oklch(39.1% 0.057 81.1) |
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 #55421F | 9.60:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #55421F | 2.18:1 | Fails | Lc 11.8 | Not readable |
| #55421F text on white | 9.60:1 | AAA | Lc 92.2 | Preferred for body text |
| #55421F text on black | 2.18:1 | Fails | Lc -10.2 | 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 900.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E1
oklch(93.6% 0.012 79.8)
-
Step 200
200
#E1D8C8
oklch(88.5% 0.024 82.1)
-
Step 300
300
#CFBEA2
oklch(80.8% 0.043 80.3)
-
Step 400
400
#B79D6F
oklch(70.8% 0.069 81.4)
-
Step 500
500
#A58448
oklch(63.2% 0.088 81)
-
Step 600
600
#906D29
oklch(55.7% 0.095 80.9)
-
Step 700
700
#7A5B1B
oklch(49.1% 0.089 81.6)
-
Step 800
800
#634A19
oklch(42.6% 0.073 81.1)
-
Step 900
900 (this color)
#55421F
oklch(39.1% 0.057 81.1)
-
Step 950
950
#2F2511
oklch(27.1% 0.036 83.5)
#55421F 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) | #4A421C | 0.021 |
| Deuteranopia (no green cones) | #4E4720 | 0.019 |
| Tritanopia (no blue cones) | #5C3C3A | 0.051 |
| Achromatopsia (no color) | #454545 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55421F
#55421F
oklch(39.1% 0.057 81.1)
- #344564
#344564
oklch(39% 0.057 262)
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 #55421F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.029
- Green Brown #544E03 ΔE 0.048
- Dark Olive #373E02 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.065
- Purple Brown #673A3F ΔE 0.069
- Olive Brown #645403 ΔE 0.069
- Navy Green #35530A ΔE 0.079
- Chestnut #742802 ΔE 0.080
Use #55421F 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.