#91004F
Closest named color: Mulberry (#920A4E). oklch(42.7% 0.174 357.7), rgb(145, 0, 79).
Aa
White text reads best on this color (9.06:1).
About this color
#91004F 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 0.008 away. White text reads best on it, at 9.06:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.174) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.31:1 |
| White text | 9.06:1 |
Values
| HEX | #91004F |
| RGB | rgb(145, 0, 79) |
| HSL | hsl(327, 100%, 28%) |
| OKLCH | oklch(42.7% 0.174 357.7) |
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 #91004F | 9.06:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #91004F | 2.31:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #91004F text on white | 9.06:1 | AAA | Lc 88.5 | Fine for body text |
| #91004F 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
#FBE2EA
oklch(93.5% 0.029 356.3)
-
Step 200
200
#FACAD9
oklch(88.5% 0.057 357.7)
-
Step 300
300
#F6A5C1
oklch(80.9% 0.101 357.3)
-
Step 400
400
#EE70A1
oklch(70.8% 0.163 357.6)
-
Step 500
500
#E4408A
oklch(63.1% 0.208 357.5)
-
Step 600
600
#CF0273
oklch(55.6% 0.226 357.9)
-
Step 700
700
#AF0061
oklch(49% 0.2 357.5)
-
Step 800
800 (this color)
#91004F
oklch(42.7% 0.174 357.7)
-
Step 900
900
#751442
oklch(37.8% 0.136 357.6)
-
Step 950
950
#450F26
oklch(27.1% 0.085 358.5)
#91004F 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) | #2E3850 | 0.199 |
| Deuteranopia (no green cones) | #53514C | 0.175 |
| Tritanopia (no blue cones) | #9E002C | 0.063 |
| Achromatopsia (no color) | #494949 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91004F
#91004F
oklch(42.7% 0.174 357.7)
- #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 #91004F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.008
- Purple Red #990147 ΔE 0.024
- Berry #990F4B ΔE 0.025
- Dark Fuchsia #9D0759 ΔE 0.030
- Red Purple #820747 ΔE 0.034
- Deep Magenta #A0025C ΔE 0.037
- Red Wine #8C0034 ΔE 0.044
- Wine #80013F ΔE 0.044
Use #91004F 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.