#7C1748
Closest named color: Red Purple (#820747). oklch(39.6% 0.141 356.7), rgb(124, 23, 72).
Aa
White text reads best on this color (10.12:1).
About this color
#7C1748 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.141 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.016 away. White text reads best on it, at 10.12:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.141) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.07:1 |
| White text | 10.12:1 |
Values
| HEX | #7C1748 |
| RGB | rgb(124, 23, 72) |
| HSL | hsl(331, 69%, 29%) |
| OKLCH | oklch(39.6% 0.141 356.7) |
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 #7C1748 | 10.12:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #7C1748 | 2.07:1 | Fails | Lc 11.7 | Not readable |
| #7C1748 text on white | 10.12:1 | AAA | Lc 92.2 | Preferred for body text |
| #7C1748 text on black | 2.07:1 | Fails | Lc -10.2 | 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FCE2EA
oklch(93.6% 0.03 357.1)
-
Step 200
200
#FACADA
oklch(88.5% 0.058 356.4)
-
Step 300
300
#F8A4C2
oklch(80.9% 0.105 356.7)
-
Step 400
400
#F06DA3
oklch(70.7% 0.17 356.5)
-
Step 500
500
#E63B8C
oklch(63.1% 0.216 356.6)
-
Step 600
600
#CF0076
oklch(55.6% 0.227 356.7)
-
Step 700
700
#AF0063
oklch(49.1% 0.201 356.6)
-
Step 800
800
#910051
oklch(42.8% 0.175 356.7)
-
Step 900
900 (this color)
#7C1748
oklch(39.6% 0.141 356.7)
-
Step 950
950
#460D27
oklch(27.1% 0.09 357.2)
#7C1748 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) | #2D3649 | 0.159 |
| Deuteranopia (no green cones) | #494846 | 0.141 |
| Tritanopia (no blue cones) | #87062D | 0.047 |
| Achromatopsia (no color) | #414141 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C1748
#7C1748
oklch(39.6% 0.141 356.7)
- #005346
#005346
oklch(39.6% 0.073 177.4)
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 #7C1748, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.016
- Wine #80013F ΔE 0.021
- Velvet #750851 ΔE 0.033
- Merlot #730039 ΔE 0.038
- Bordeaux #7B002C ΔE 0.044
- Red Wine #8C0034 ΔE 0.045
- Mulberry #920A4E ΔE 0.047
- Rich Purple #720058 ΔE 0.051
Use #7C1748 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.