#7C243B
Closest named color: Wine (#80013F). oklch(40.4% 0.122 8.8), rgb(124, 36, 59).
Aa
White text reads best on this color (9.66:1).
About this color
#7C243B is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.122 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Wine (#80013F), ΔE 0.042 away. White text reads best on it, at 9.66:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Wine (#80013F) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #7C243B |
| RGB | rgb(124, 36, 59) |
| HSL | hsl(344, 55%, 31%) |
| OKLCH | oklch(40.4% 0.122 8.8) |
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 #7C243B | 9.66:1 | AAA | Lc -95.8 | Preferred for body text |
| Black text on #7C243B | 2.17:1 | Fails | Lc 12.5 | Not readable |
| #7C243B text on white | 9.66:1 | AAA | Lc 91.5 | Preferred for body text |
| #7C243B text on black | 2.17:1 | Fails | Lc -10.9 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E5E7
oklch(93.7% 0.02 9.8)
-
Step 200
200
#F2CFD4
oklch(88.5% 0.04 8.2)
-
Step 300
300
#EAAEB7
oklch(80.9% 0.071 8.8)
-
Step 400
400
#DD8192
oklch(70.7% 0.115 8.5)
-
Step 500
500
#D15F77
oklch(63.2% 0.145 9.1)
-
Step 600
600
#BC4160
oklch(55.5% 0.159 8.7)
-
Step 700
700
#A2324F
oklch(49.1% 0.148 8.9)
-
Step 800
800 (this color)
#7C243B
oklch(40.4% 0.122 8.8)
-
Step 900
900
#6A2837
oklch(37.7% 0.095 8.8)
-
Step 950
950
#3E1820
oklch(26.9% 0.06 8.8)
#7C243B 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) | #39393B | 0.135 |
| Deuteranopia (no green cones) | #504B39 | 0.124 |
| Tritanopia (no blue cones) | #87142D | 0.031 |
| Achromatopsia (no color) | #444444 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C243B
#7C243B
oklch(40.4% 0.122 8.8)
- #005550
#005550
oklch(40.5% 0.07 187.9)
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 #7C243B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wine #80013F ΔE 0.042
- Red Wine #8C0034 ΔE 0.042
- Bordeaux #7B002C ΔE 0.042
- Red Purple #820747 ΔE 0.044
- Wine Red #7B0323 ΔE 0.045
- Merlot #730039 ΔE 0.054
- Purple Brown #673A3F ΔE 0.059
- Mulberry #920A4E ΔE 0.060
Use #7C243B 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.