#75312E
Closest named color: Purple Brown (#673A3F). oklch(40.7% 0.097 24.8), rgb(117, 49, 46).
Aa
White text reads best on this color (9.39:1).
About this color
#75312E is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.097 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.036 away. White text reads best on it, at 9.39:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.23:1 |
| White text | 9.39:1 |
Values
| HEX | #75312E |
| RGB | rgb(117, 49, 46) |
| HSL | hsl(3, 44%, 32%) |
| OKLCH | oklch(40.7% 0.097 24.8) |
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 #75312E | 9.39:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #75312E | 2.23:1 | Fails | Lc 12.8 | Not readable |
| #75312E text on white | 9.39:1 | AAA | Lc 91.2 | Preferred for body text |
| #75312E text on black | 2.23:1 | Fails | Lc -11.1 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F5E6E4
oklch(93.6% 0.017 26.7)
-
Step 200
200
#EDD2CF
oklch(88.5% 0.031 25.3)
-
Step 300
300
#E3B3AE
oklch(80.9% 0.057 25.3)
-
Step 400
400
#D38A84
oklch(70.6% 0.09 24.8)
-
Step 500
500
#C66C66
oklch(63.2% 0.115 24.8)
-
Step 600
600
#B1524D
oklch(55.7% 0.125 25)
-
Step 700
700
#98423E
oklch(49.2% 0.117 25)
-
Step 800
800 (this color)
#75312E
oklch(40.7% 0.097 24.8)
-
Step 900
900
#64302D
oklch(37.8% 0.076 24.7)
-
Step 950
950
#3B1D1A
oklch(27.1% 0.048 26.7)
#75312E 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) | #423D2D | 0.101 |
| Deuteranopia (no green cones) | #534C2C | 0.095 |
| Tritanopia (no blue cones) | #802531 | 0.032 |
| Achromatopsia (no color) | #464646 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75312E
#75312E
oklch(40.7% 0.097 24.8)
- #00545B
#00545B
oklch(40.7% 0.069 204.6)
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 #75312E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.036
- Chestnut #742802 ΔE 0.042
- Red Brown #8B2E16 ΔE 0.050
- Brownish Purple #76424E ΔE 0.053
- Rust Brown #8B3103 ΔE 0.058
- Wine Red #7B0323 ΔE 0.063
- Brick Red #8F1402 ΔE 0.065
- Brown Red #922B05 ΔE 0.066
Use #75312E 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.