#674337
Closest named color: Purple Brown (#673A3F). oklch(42.1% 0.054 39.2), rgb(103, 67, 55).
Aa
White text reads best on this color (8.62:1).
About this color
#674337 is a dark, muted red. In OKLCH its lightness is 42%, its chroma 0.054 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.032 away. White text reads best on it, at 8.62:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.43:1 |
| White text | 8.62:1 |
Values
| HEX | #674337 |
| RGB | rgb(103, 67, 55) |
| HSL | hsl(15, 30%, 31%) |
| OKLCH | oklch(42.1% 0.054 39.2) |
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 #674337 | 8.62:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #674337 | 2.43:1 | Fails | Lc 14.5 | Not readable |
| #674337 text on white | 8.62:1 | AAA | Lc 89.5 | Fine for body text |
| #674337 text on black | 2.43:1 | Fails | Lc -12.7 | 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
#F8F4F3
oklch(97% 0.005 34.3)
-
Step 100
100
#F0E8E5
oklch(93.6% 0.01 41.9)
-
Step 200
200
#E4D5D1
oklch(88.4% 0.018 35.3)
-
Step 300
300
#D4BAB2
oklch(80.9% 0.032 37.8)
-
Step 400
400
#BD968A
oklch(70.6% 0.05 37.8)
-
Step 500
500
#AC7C6C
oklch(63% 0.065 39.2)
-
Step 600
600
#976554
oklch(55.6% 0.07 39.6)
-
Step 700
700
#815445
oklch(49.2% 0.065 39.2)
-
Step 800
800 (this color)
#674337
oklch(42.1% 0.054 39.2)
-
Step 900
900
#553A31
oklch(37.7% 0.042 39.2)
-
Step 950
950
#32221D
oklch(27% 0.026 38.1)
#674337 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) | #4C4736 | 0.050 |
| Deuteranopia (no green cones) | #544F37 | 0.047 |
| Tritanopia (no blue cones) | #6F3D40 | 0.029 |
| Achromatopsia (no color) | #4C4C4C | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #674337
#674337
oklch(42.1% 0.054 39.2)
- #275461
#275461
oklch(42% 0.054 219.2)
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 #674337, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.032
- Brownish Purple #76424E ΔE 0.048
- Mud Brown #60460F ΔE 0.053
- Milk Chocolate #7F4E1E ΔE 0.068
- Chestnut #742802 ΔE 0.071
- Saddle Brown #8B4513 ΔE 0.078
- Medium Brown #7F5112 ΔE 0.078
- Charcoal Grey #3C4142 ΔE 0.079
Use #674337 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.