#51422A
Closest named color: Mud Brown (#60460F). oklch(38.8% 0.043 78.8), rgb(81, 66, 42).
Aa
White text reads best on this color (9.71:1).
About this color
#51422A is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.043 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.042 away. White text reads best on it, at 9.71:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.16:1 |
| White text | 9.71:1 |
Values
| HEX | #51422A |
| RGB | rgb(81, 66, 42) |
| HSL | hsl(37, 32%, 24%) |
| OKLCH | oklch(38.8% 0.043 78.8) |
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 #51422A | 9.71:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #51422A | 2.16:1 | Fails | Lc 11.5 | Not readable |
| #51422A text on white | 9.71:1 | AAA | Lc 92.5 | Preferred for body text |
| #51422A text on black | 2.16:1 | Fails | Lc -10.0 | 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 900.
-
Step 50
50
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E3
oklch(93.5% 0.009 78.3)
-
Step 200
200
#E0D8CC
oklch(88.5% 0.018 78.2)
-
Step 300
300
#CCBFAA
oklch(81% 0.032 79.9)
-
Step 400
400
#B29D7D
oklch(70.6% 0.051 78.2)
-
Step 500
500
#9F855C
oklch(63.1% 0.065 78.5)
-
Step 600
600
#8A6E42
oklch(55.5% 0.07 77.8)
-
Step 700
700
#755C33
oklch(49.1% 0.066 78.6)
-
Step 800
800
#5F4B2B
oklch(42.6% 0.054 78.3)
-
Step 900
900 (this color)
#51422A
oklch(38.8% 0.043 78.8)
-
Step 950
950
#2E2517
oklch(27.1% 0.028 78.2)
#51422A 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) | #484228 | 0.017 |
| Deuteranopia (no green cones) | #4C462B | 0.014 |
| Tritanopia (no blue cones) | #573E3C | 0.037 |
| Achromatopsia (no color) | #444444 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51422A
#51422A
oklch(38.8% 0.043 78.8)
- #37455C
#37455C
oklch(38.8% 0.043 260.2)
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 #51422A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.042
- Charcoal Grey #3C4142 ΔE 0.051
- Green Brown #544E03 ΔE 0.059
- Purple Brown #673A3F ΔE 0.063
- Dark Olive #373E02 ΔE 0.067
- Dark Slate Gray #2F4F4F ΔE 0.070
- Onyx #343A40 ΔE 0.070
- Olive Brown #645403 ΔE 0.080
Use #51422A 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.