#7B3017
Closest named color: Chestnut (#742802). oklch(41.2% 0.111 38.3), rgb(123, 48, 23).
Aa
White text reads best on this color (9.22:1).
About this color
#7B3017 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.111 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.027 away. White text reads best on it, at 9.22:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #7B3017 |
| RGB | rgb(123, 48, 23) |
| HSL | hsl(15, 68%, 29%) |
| OKLCH | oklch(41.2% 0.111 38.3) |
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 #7B3017 | 9.22:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #7B3017 | 2.27:1 | Fails | Lc 13.4 | Not readable |
| #7B3017 text on white | 9.22:1 | AAA | Lc 90.6 | Preferred for body text |
| #7B3017 text on black | 2.27:1 | Fails | Lc -11.7 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D2C8
oklch(88.6% 0.036 39.3)
-
Step 300
300
#E7B3A2
oklch(81% 0.065 38.9)
-
Step 400
400
#D88970
oklch(70.6% 0.104 38.3)
-
Step 500
500
#CC6A4A
oklch(63.2% 0.133 38.7)
-
Step 600
600
#B74F2C
oklch(55.6% 0.144 38.6)
-
Step 700
700
#9D3F1F
oklch(49.1% 0.133 38.5)
-
Step 800
800 (this color)
#7B3017
oklch(41.2% 0.111 38.3)
-
Step 900
900
#672F1D
oklch(37.7% 0.086 38.4)
-
Step 950
950
#3D1C11
oklch(27.1% 0.055 39)
#7B3017 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) | #453D14 | 0.110 |
| Deuteranopia (no green cones) | #574E14 | 0.101 |
| Tritanopia (no blue cones) | #881E2B | 0.050 |
| Achromatopsia (no color) | #474747 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B3017
#7B3017
oklch(41.2% 0.111 38.3)
- #005466
#005466
oklch(41.2% 0.074 218.8)
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 #7B3017, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.027
- Red Brown #8B2E16 ΔE 0.033
- Rust Brown #8B3103 ΔE 0.035
- Brown Red #922B05 ΔE 0.047
- Brick Red #8F1402 ΔE 0.051
- Dark Red #8B0000 ΔE 0.058
- Maroon #800000 ΔE 0.059
- Purple Brown #673A3F ΔE 0.060
Use #7B3017 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.