#7B3123
Closest named color: Red Brown (#8B2E16). oklch(41.5% 0.107 32.6), rgb(123, 49, 35).
Aa
White text reads best on this color (9.10:1).
About this color
#7B3123 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.107 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.033 away. White text reads best on it, at 9.10:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #7B3123 |
| RGB | rgb(123, 49, 35) |
| HSL | hsl(10, 56%, 31%) |
| OKLCH | oklch(41.5% 0.107 32.6) |
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 #7B3123 | 9.10:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #7B3123 | 2.30:1 | Fails | Lc 13.6 | Not readable |
| #7B3123 text on white | 9.10:1 | AAA | Lc 90.3 | Preferred for body text |
| #7B3123 text on black | 2.30:1 | Fails | Lc -11.9 | 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 800.
-
Step 50
50
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#EFD1CB
oklch(88.4% 0.035 31.2)
-
Step 300
300
#E6B3A7
oklch(81% 0.062 33.5)
-
Step 400
400
#D78979
oklch(70.7% 0.099 32.2)
-
Step 500
500
#CB6956
oklch(63.1% 0.128 32.3)
-
Step 600
600
#B64F3B
oklch(55.7% 0.138 32.7)
-
Step 700
700
#9C3F2D
oklch(49.1% 0.128 32.8)
-
Step 800
800 (this color)
#7B3123
oklch(41.5% 0.107 32.6)
-
Step 900
900
#662F24
oklch(37.7% 0.082 32.7)
-
Step 950
950
#3C1C15
oklch(27% 0.052 33.4)
#7B3123 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) | #453E21 | 0.108 |
| Deuteranopia (no green cones) | #574E21 | 0.100 |
| Tritanopia (no blue cones) | #87212E | 0.042 |
| Achromatopsia (no color) | #484848 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B3123
#7B3123
oklch(41.5% 0.107 32.6)
- #005663
#005663
oklch(41.6% 0.073 212.2)
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 #7B3123, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.033
- Chestnut #742802 ΔE 0.035
- Rust Brown #8B3103 ΔE 0.040
- Brown Red #922B05 ΔE 0.049
- Purple Brown #673A3F ΔE 0.052
- Brick Red #8F1402 ΔE 0.052
- Dark Red #8B0000 ΔE 0.060
- Brownish Purple #76424E ΔE 0.061
Use #7B3123 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.