#7B1B51
Closest named color: Red Purple (#820747). oklch(40.1% 0.14 351), rgb(123, 27, 81).
Aa
White text reads best on this color (9.91:1).
About this color
#7B1B51 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.140 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.025 away. White text reads best on it, at 9.91:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.140) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.11:1 |
| White text | 9.91:1 |
Values
| HEX | #7B1B51 |
| RGB | rgb(123, 27, 81) |
| HSL | hsl(326, 64%, 29%) |
| OKLCH | oklch(40.1% 0.14 351) |
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 #7B1B51 | 9.91:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #7B1B51 | 2.11:1 | Fails | Lc 12.1 | Not readable |
| #7B1B51 text on white | 9.91:1 | AAA | Lc 91.9 | Preferred for body text |
| #7B1B51 text on black | 2.11:1 | Fails | Lc -10.5 | 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
#FBE2EC
oklch(93.6% 0.03 351.5)
-
Step 200
200
#F9CADE
oklch(88.5% 0.059 350.9)
-
Step 300
300
#F5A4C9
oklch(80.8% 0.106 350.8)
-
Step 400
400
#EC6FAD
oklch(70.8% 0.168 351.2)
-
Step 500
500
#E23E99
oklch(63.1% 0.215 351.1)
-
Step 600
600
#CC0083
oklch(55.6% 0.231 351.2)
-
Step 700
700
#AD006F
oklch(49.2% 0.205 350.9)
-
Step 800
800
#8F005B
oklch(42.8% 0.178 350.9)
-
Step 900
900 (this color)
#7B1B51
oklch(40.1% 0.14 351)
-
Step 950
950
#440E2C
oklch(27% 0.089 350.6)
#7B1B51 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) | #2C3852 | 0.157 |
| Deuteranopia (no green cones) | #47494F | 0.139 |
| Tritanopia (no blue cones) | #851433 | 0.053 |
| Achromatopsia (no color) | #434343 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B1B51
#7B1B51
oklch(40.1% 0.14 351)
- #005542
#005542
oklch(40% 0.078 171)
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 #7B1B51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.025
- Velvet #750851 ΔE 0.029
- Wine #80013F ΔE 0.034
- Rich Purple #720058 ΔE 0.044
- Mulberry #920A4E ΔE 0.048
- Merlot #730039 ΔE 0.048
- Red Wine #8C0034 ΔE 0.057
- Bordeaux #7B002C ΔE 0.059
Use #7B1B51 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.