#91004E
Closest named color: Mulberry (#920A4E). oklch(42.7% 0.174 358.2), rgb(145, 0, 78).
Aa
White text reads best on this color (9.07:1).
About this color
#91004E is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.174 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Mulberry (#920A4E), ΔE 0.007 away. White text reads best on it, at 9.07:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.174) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.31:1 |
| White text | 9.07:1 |
Values
| HEX | #91004E |
| RGB | rgb(145, 0, 78) |
| HSL | hsl(328, 100%, 28%) |
| OKLCH | oklch(42.7% 0.174 358.2) |
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 #91004E | 9.07:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #91004E | 2.31:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #91004E text on white | 9.07:1 | AAA | Lc 88.6 | Fine for body text |
| #91004E text on black | 2.31:1 | Fails | Lc -13.6 | 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FCE2EA
oklch(93.6% 0.03 357.1)
-
Step 200
200
#FACAD9
oklch(88.5% 0.057 357.7)
-
Step 300
300
#F7A5C0
oklch(80.9% 0.102 358.3)
-
Step 400
400
#EE70A0
oklch(70.7% 0.163 358.1)
-
Step 500
500
#E44088
oklch(63% 0.208 358.3)
-
Step 600
600
#CF0272
oklch(55.5% 0.225 358.2)
-
Step 700
700
#B00060
oklch(49.2% 0.2 358.2)
-
Step 800
800 (this color)
#91004E
oklch(42.7% 0.174 358.2)
-
Step 900
900
#751441
oklch(37.8% 0.135 358.3)
-
Step 950
950
#450F26
oklch(27.1% 0.085 358.5)
#91004E 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) | #2E384F | 0.199 |
| Deuteranopia (no green cones) | #53514B | 0.175 |
| Tritanopia (no blue cones) | #9E002B | 0.063 |
| Achromatopsia (no color) | #484848 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91004E
#91004E
oklch(42.7% 0.174 358.2)
- #005D4F
#005D4F
oklch(42.8% 0.079 177.8)
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 #91004E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.007
- Purple Red #990147 ΔE 0.023
- Berry #990F4B ΔE 0.025
- Dark Fuchsia #9D0759 ΔE 0.031
- Red Purple #820747 ΔE 0.033
- Deep Magenta #A0025C ΔE 0.038
- Red Wine #8C0034 ΔE 0.042
- Wine #80013F ΔE 0.043
Use #91004E 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.