#7B1F00
Closest named color: Chestnut (#742802). oklch(38.8% 0.131 36.4), rgb(123, 31, 0).
Aa
White text reads best on this color (10.30:1).
About this color
#7B1F00 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.131 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.019 away. White text reads best on it, at 10.30:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.03:1 |
| White text | 10.30:1 |
Values
| HEX | #7B1F00 |
| RGB | rgb(123, 31, 0) |
| HSL | hsl(15, 100%, 24%) |
| OKLCH | oklch(38.8% 0.131 36.4) |
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 #7B1F00 | 10.30:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #7B1F00 | 2.03:1 | Fails | Lc 11.2 | Not readable |
| #7B1F00 text on white | 10.30:1 | AAA | Lc 92.7 | Preferred for body text |
| #7B1F00 text on black | 2.03:1 | Fails | Lc -9.7 | 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 900.
-
Step 50
50
#FEF3EF
oklch(97.2% 0.013 41.2)
-
Step 100
100
#FCE4DD
oklch(93.6% 0.028 36.9)
-
Step 200
200
#FBCDC0
oklch(88.5% 0.055 36.3)
-
Step 300
300
#F9AA94
oklch(80.9% 0.099 36.2)
-
Step 400
400
#F27856
oklch(70.8% 0.158 36.5)
-
Step 500
500
#E94C19
oklch(63.1% 0.202 36.5)
-
Step 600
600
#C93900
oklch(55.6% 0.188 36.5)
-
Step 700
700
#AA2E00
oklch(49% 0.167 36.3)
-
Step 800
800
#8D2500
oklch(42.8% 0.145 36.5)
-
Step 900
900 (this color)
#7B1F00
oklch(38.8% 0.131 36.4)
-
Step 950
950
#461204
oklch(26.8% 0.083 36.3)
#7B1F00 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) | #3C3300 | 0.134 |
| Deuteranopia (no green cones) | #524800 | 0.121 |
| Tritanopia (no blue cones) | #88001A | 0.046 |
| Achromatopsia (no color) | #404040 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B1F00
#7B1F00
oklch(38.8% 0.131 36.4)
- #004D5C
#004D5C
oklch(38.7% 0.069 216.5)
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 #7B1F00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.019
- Maroon #800000 ΔE 0.031
- Blood #770001 ΔE 0.038
- Dark Red #8B0000 ΔE 0.039
- Reddy Brown #6E1005 ΔE 0.041
- Brick Red #8F1402 ΔE 0.042
- Red Brown #8B2E16 ΔE 0.049
- Wine Red #7B0323 ΔE 0.053
Use #7B1F00 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.