#674E39
Closest named color: Mud Brown (#60460F). oklch(44.5% 0.047 61.2), rgb(103, 78, 57).
Aa
White text reads best on this color (7.70:1).
About this color
#674E39 is a dark, muted brown. In OKLCH its lightness is 44%, its chroma 0.047 and its hue 61°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.049 away. White text reads best on it, at 7.70:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | muted (0.047) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #674E39 |
| RGB | rgb(103, 78, 57) |
| HSL | hsl(27, 29%, 31%) |
| OKLCH | oklch(44.5% 0.047 61.2) |
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 #674E39 | 7.70:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #674E39 | 2.72:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #674E39 text on white | 7.70:1 | AAA | Lc 86.7 | Fine for body text |
| #674E39 text on black | 2.72:1 | Fails | Lc -15.4 | Dividers and decoration only |
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
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EEE9E5
oklch(93.7% 0.008 61.4)
-
Step 200
200
#E1D7CF
oklch(88.5% 0.016 61.3)
-
Step 300
300
#CEBDAF
oklch(80.9% 0.027 61.9)
-
Step 400
400
#B59B85
oklch(70.7% 0.044 62.3)
-
Step 500
500
#A38267
oklch(63.1% 0.056 60.8)
-
Step 600
600
#8E6B4E
oklch(55.6% 0.061 60.7)
-
Step 700
700
#78593F
oklch(49% 0.056 60.9)
-
Step 800
800 (this color)
#674E39
oklch(44.5% 0.047 61.2)
-
Step 900
900
#503D2E
oklch(37.6% 0.036 59.7)
-
Step 950
950
#2F241B
oklch(27% 0.023 60.9)
#674E39 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) | #565037 | 0.031 |
| Deuteranopia (no green cones) | #5C5539 | 0.027 |
| Tritanopia (no blue cones) | #6E4949 | 0.035 |
| Achromatopsia (no color) | #535353 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #674E39
#674E39
oklch(44.5% 0.047 61.2)
- #3C576C
#3C576C
oklch(44.4% 0.047 242.5)
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 #674E39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.049
- Milk Chocolate #7F4E1E ΔE 0.051
- Medium Brown #7F5112 ΔE 0.059
- Olive Brown #645403 ΔE 0.059
- Brownish Purple #76424E ΔE 0.061
- Purple Brown #673A3F ΔE 0.062
- Green Brown #544E03 ΔE 0.068
- Mud #735C12 ΔE 0.069
Use #674E39 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.