#7C3557
Closest named color: Brownish Purple (#76424E). oklch(43.6% 0.107 352.5), rgb(124, 53, 87).
Aa
White text reads best on this color (8.38:1).
About this color
#7C3557 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.107 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.040 away. White text reads best on it, at 8.38:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.50:1 |
| White text | 8.38:1 |
Values
| HEX | #7C3557 |
| RGB | rgb(124, 53, 87) |
| HSL | hsl(331, 40%, 35%) |
| OKLCH | oklch(43.6% 0.107 352.5) |
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 #7C3557 | 8.38:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #7C3557 | 2.50:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #7C3557 text on white | 8.38:1 | AAA | Lc 88.4 | Fine for body text |
| #7C3557 text on black | 2.50:1 | Fails | Lc -13.7 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#EDD0DB
oklch(88.5% 0.035 352.9)
-
Step 300
300
#E2B1C4
oklch(81% 0.062 353.4)
-
Step 400
400
#D186A6
oklch(70.6% 0.1 352.8)
-
Step 500
500
#C36691
oklch(63.1% 0.128 352.3)
-
Step 600
600
#AE4C7B
oklch(55.6% 0.138 352.6)
-
Step 700
700
#953C68
oklch(49.1% 0.129 352.1)
-
Step 800
800 (this color)
#7C3557
oklch(43.6% 0.107 352.5)
-
Step 900
900
#622D46
oklch(37.7% 0.083 352.2)
-
Step 950
950
#3A1B29
oklch(27.1% 0.053 352.7)
#7C3557 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) | #3E4658 | 0.117 |
| Deuteranopia (no green cones) | #515255 | 0.106 |
| Tritanopia (no blue cones) | #853242 | 0.037 |
| Achromatopsia (no color) | #4D4D4D | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C3557
#7C3557
oklch(43.6% 0.107 352.5)
- #00604C
#00604C
oklch(43.6% 0.084 172.1)
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 #7C3557, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.040
- Purple Brown #673A3F ΔE 0.060
- Dark Mauve #874C62 ΔE 0.062
- Red Purple #820747 ΔE 0.065
- Mulberry #920A4E ΔE 0.065
- Berry #990F4B ΔE 0.070
- Wine #80013F ΔE 0.072
- Purple Red #990147 ΔE 0.075
Use #7C3557 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.