#7C1857
Closest named color: Velvet (#750851). oklch(40.3% 0.148 347.4), rgb(124, 24, 87).
Aa
White text reads best on this color (9.88:1).
About this color
#7C1857 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.148 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.026 away. White text reads best on it, at 9.88:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 2.12:1 |
| White text | 9.88:1 |
Values
| HEX | #7C1857 |
| RGB | rgb(124, 24, 87) |
| HSL | hsl(322, 68%, 29%) |
| OKLCH | oklch(40.3% 0.148 347.4) |
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 #7C1857 | 9.88:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #7C1857 | 2.12:1 | Fails | Lc 12.3 | Not readable |
| #7C1857 text on white | 9.88:1 | AAA | Lc 91.7 | Preferred for body text |
| #7C1857 text on black | 2.12:1 | Fails | Lc -10.7 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F7E4ED
oklch(93.7% 0.024 347.2)
-
Step 200
200
#F2CDDF
oklch(88.5% 0.048 347.2)
-
Step 300
300
#EBAACB
oklch(80.9% 0.087 347.4)
-
Step 400
400
#DE7BB1
oklch(70.8% 0.138 347.3)
-
Step 500
500
#D2549D
oklch(63.1% 0.177 347.5)
-
Step 600
600
#BD3388
oklch(55.6% 0.192 347.4)
-
Step 700
700
#A22473
oklch(49.1% 0.178 347.4)
-
Step 800
800 (this color)
#7C1857
oklch(40.3% 0.148 347.4)
-
Step 900
900
#6A224D
oklch(37.7% 0.114 347.1)
-
Step 950
950
#3F152D
oklch(27.1% 0.073 347.7)
#7C1857 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) | #283859 | 0.165 |
| Deuteranopia (no green cones) | #454955 | 0.144 |
| Tritanopia (no blue cones) | #851435 | 0.060 |
| Achromatopsia (no color) | #434343 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C1857
#7C1857
oklch(40.3% 0.148 347.4)
- #00563F
#00563F
oklch(40.2% 0.082 167.3)
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 #7C1857, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.026
- Red Purple #820747 ΔE 0.030
- Rich Purple #720058 ΔE 0.038
- Wine #80013F ΔE 0.041
- Mulberry #920A4E ΔE 0.049
- Merlot #730039 ΔE 0.055
- Red Wine #8C0034 ΔE 0.065
- Berry #990F4B ΔE 0.066
Use #7C1857 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.