#7B1749
Closest named color: Red Purple (#820747). oklch(39.4% 0.141 355.7), rgb(123, 23, 73).
Aa
White text reads best on this color (10.18:1).
About this color
#7B1749 is a dark, vivid red. In OKLCH its lightness is 39%, its chroma 0.141 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.018 away. White text reads best on it, at 10.18:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | vivid (0.141) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.06:1 |
| White text | 10.18:1 |
Values
| HEX | #7B1749 |
| RGB | rgb(123, 23, 73) |
| HSL | hsl(330, 68%, 29%) |
| OKLCH | oklch(39.4% 0.141 355.7) |
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 #7B1749 | 10.18:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #7B1749 | 2.06:1 | Fails | Lc 11.6 | Not readable |
| #7B1749 text on white | 10.18:1 | AAA | Lc 92.4 | Preferred for body text |
| #7B1749 text on black | 2.06:1 | Fails | Lc -10.0 | 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
#FEF2F6
oklch(97.2% 0.014 355)
-
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
#F7A4C3
oklch(80.9% 0.105 355.7)
-
Step 400
400
#EF6EA5
oklch(70.8% 0.168 355.5)
-
Step 500
500
#E53C8E
oklch(63.1% 0.215 355.8)
-
Step 600
600
#CE0078
oklch(55.5% 0.228 355.7)
-
Step 700
700
#AF0065
oklch(49.2% 0.201 355.8)
-
Step 800
800
#900053
oklch(42.6% 0.175 355.3)
-
Step 900
900 (this color)
#7B1749
oklch(39.4% 0.141 355.7)
-
Step 950
950
#450D28
oklch(26.9% 0.089 355.5)
#7B1749 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) | #2C354A | 0.159 |
| Deuteranopia (no green cones) | #484847 | 0.141 |
| Tritanopia (no blue cones) | #85082E | 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°).
- #7B1749
#7B1749
oklch(39.4% 0.141 355.7)
- #005344
#005344
oklch(39.5% 0.074 175.1)
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 #7B1749, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.018
- Wine #80013F ΔE 0.022
- Velvet #750851 ΔE 0.030
- Merlot #730039 ΔE 0.037
- Bordeaux #7B002C ΔE 0.046
- Red Wine #8C0034 ΔE 0.048
- Rich Purple #720058 ΔE 0.048
- Mulberry #920A4E ΔE 0.048
Use #7B1749 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.