#851A45
Closest named color: Red Purple (#820747). oklch(41.4% 0.145 2.1), rgb(133, 26, 69).
Aa
White text reads best on this color (9.41:1).
About this color
#851A45 is a dark, vivid red. In OKLCH its lightness is 41%, its chroma 0.145 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.023 away. White text reads best on it, at 9.41:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.23:1 |
| White text | 9.41:1 |
Values
| HEX | #851A45 |
| RGB | rgb(133, 26, 69) |
| HSL | hsl(336, 67%, 31%) |
| OKLCH | oklch(41.4% 0.145 2.1) |
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 #851A45 | 9.41:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #851A45 | 2.23:1 | Fails | Lc 13.5 | Not readable |
| #851A45 text on white | 9.41:1 | AAA | Lc 90.5 | Preferred for body text |
| #851A45 text on black | 2.23:1 | Fails | Lc -11.8 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3E8
oklch(93.5% 0.025 2.1)
-
Step 200
200
#F5CDD6
oklch(88.5% 0.046 2.9)
-
Step 300
300
#F0AABC
oklch(80.9% 0.085 2.3)
-
Step 400
400
#E47A9A
oklch(70.7% 0.135 1.9)
-
Step 500
500
#D95381
oklch(63.1% 0.172 2.1)
-
Step 600
600
#C4316A
oklch(55.5% 0.187 2.3)
-
Step 700
700
#A92159
oklch(49.1% 0.175 1.9)
-
Step 800
800 (this color)
#851A45
oklch(41.4% 0.145 2.1)
-
Step 900
900
#6F213D
oklch(37.8% 0.113 2.1)
-
Step 950
950
#411424
oklch(26.9% 0.072 1.1)
#851A45 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) | #343946 | 0.163 |
| Deuteranopia (no green cones) | #514E43 | 0.147 |
| Tritanopia (no blue cones) | #91002D | 0.042 |
| Achromatopsia (no color) | #464646 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #851A45
#851A45
oklch(41.4% 0.145 2.1)
- #00584E
#00584E
oklch(41.3% 0.074 181.8)
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 #851A45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.023
- Wine #80013F ΔE 0.028
- Red Wine #8C0034 ΔE 0.030
- Mulberry #920A4E ΔE 0.032
- Purple Red #990147 ΔE 0.042
- Berry #990F4B ΔE 0.042
- Bordeaux #7B002C ΔE 0.048
- Cranberry #9E003A ΔE 0.054
Use #851A45 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.