#67370F
Closest named color: Chestnut (#742802). oklch(39% 0.085 55.6), rgb(103, 55, 15).
Aa
White text reads best on this color (9.85:1).
About this color
#67370F is a dark, moderately saturated brown. In OKLCH its lightness is 39%, its chroma 0.085 and its hue 56°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.039 away. White text reads best on it, at 9.85:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.13:1 |
| White text | 9.85:1 |
Values
| HEX | #67370F |
| RGB | rgb(103, 55, 15) |
| HSL | hsl(27, 75%, 23%) |
| OKLCH | oklch(39% 0.085 55.6) |
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 #67370F | 9.85:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #67370F | 2.13:1 | Fails | Lc 11.4 | Not readable |
| #67370F text on white | 9.85:1 | AAA | Lc 92.5 | Preferred for body text |
| #67370F text on black | 2.13:1 | Fails | Lc -9.9 | 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
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DE
oklch(93.6% 0.019 57.2)
-
Step 200
200
#ECD4C3
oklch(88.5% 0.035 57.6)
-
Step 300
300
#E2B699
oklch(80.8% 0.065 55)
-
Step 400
400
#D28F60
oklch(70.7% 0.103 55.3)
-
Step 500
500
#C4722F
oklch(63.1% 0.13 56.1)
-
Step 600
600
#AE5900
oklch(55.6% 0.137 55.3)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#793C00
oklch(42.6% 0.105 55.3)
-
Step 900
900 (this color)
#67370F
oklch(39% 0.085 55.6)
-
Step 950
950
#3A1F09
oklch(27.1% 0.054 56.7)
#67370F 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) | #453D09 | 0.068 |
| Deuteranopia (no green cones) | #51480F | 0.062 |
| Tritanopia (no blue cones) | #712C2F | 0.057 |
| Achromatopsia (no color) | #434343 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #67370F
#67370F
oklch(39% 0.085 55.6)
- #004B6B
#004B6B
oklch(39% 0.083 235.4)
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 #67370F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.039
- Mud Brown #60460F ΔE 0.043
- Purple Brown #673A3F ΔE 0.059
- Rust Brown #8B3103 ΔE 0.072
- Red Brown #8B2E16 ΔE 0.075
- Reddy Brown #6E1005 ΔE 0.075
- Green Brown #544E03 ΔE 0.076
- Milk Chocolate #7F4E1E ΔE 0.081
Use #67370F 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.