#5B451E
Closest named color: Mud Brown (#60460F). oklch(40.5% 0.063 79.7), rgb(91, 69, 30).
Aa
White text reads best on this color (9.07:1).
About this color
#5B451E is a dark, muted brown. In OKLCH its lightness is 41%, its chroma 0.063 and its hue 80°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.016 away. White text reads best on it, at 9.07:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.31:1 |
| White text | 9.07:1 |
Values
| HEX | #5B451E |
| RGB | rgb(91, 69, 30) |
| HSL | hsl(38, 50%, 24%) |
| OKLCH | oklch(40.5% 0.063 79.7) |
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 #5B451E | 9.07:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #5B451E | 2.31:1 | Fails | Lc 13.2 | Not readable |
| #5B451E text on white | 9.07:1 | AAA | Lc 90.8 | Preferred for body text |
| #5B451E text on black | 2.31:1 | Fails | Lc -11.5 | 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 800.
-
Step 50
50
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EEE9E2
oklch(93.6% 0.011 76.6)
-
Step 200
200
#E0D8CA
oklch(88.5% 0.021 81.8)
-
Step 300
300
#CDBEA7
oklch(80.8% 0.036 78.6)
-
Step 400
400
#B49D77
oklch(70.7% 0.059 80)
-
Step 500
500
#A28554
oklch(63.2% 0.075 79.9)
-
Step 600
600
#8D6E38
oklch(55.7% 0.082 79.7)
-
Step 700
700
#775C2A
oklch(49.2% 0.076 80.8)
-
Step 800
800 (this color)
#5B451E
oklch(40.5% 0.063 79.7)
-
Step 900
900
#4F3F22
oklch(37.7% 0.049 81.3)
-
Step 950
950
#2E2515
oklch(27% 0.03 81.3)
#5B451E 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) | #4E451A | 0.025 |
| Deuteranopia (no green cones) | #534B1F | 0.022 |
| Tritanopia (no blue cones) | #633F3C | 0.054 |
| Achromatopsia (no color) | #494949 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B451E
#5B451E
oklch(40.5% 0.063 79.7)
- #35496B
#35496B
oklch(40.4% 0.063 260.7)
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 #5B451E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.016
- Green Brown #544E03 ΔE 0.041
- Olive Brown #645403 ΔE 0.056
- Purple Brown #673A3F ΔE 0.069
- Milk Chocolate #7F4E1E ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.076
- Dark Olive #373E02 ΔE 0.076
- Chestnut #742802 ΔE 0.079
Use #5B451E 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.