#90275A
Closest named color: Mulberry (#920A4E). oklch(45.2% 0.148 355), rgb(144, 39, 90).
Aa
White text reads best on this color (8.00:1).
About this color
#90275A is a medium-dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.148 and its hue 355°. Its hue sits on the warm side of the wheel. The nearest named color is Mulberry (#920A4E), ΔE 0.032 away. White text reads best on it, at 8.00:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Mulberry (#920A4E) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #90275A |
| RGB | rgb(144, 39, 90) |
| HSL | hsl(331, 57%, 36%) |
| OKLCH | oklch(45.2% 0.148 355) |
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 #90275A | 8.00:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #90275A | 2.62:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #90275A text on white | 8.00:1 | AAA | Lc 86.7 | Fine for body text |
| #90275A text on black | 2.62:1 | Fails | Lc -15.4 | Dividers and decoration only |
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
#FCF2F6
oklch(97% 0.012 351)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F4CDDB
oklch(88.5% 0.047 354.5)
-
Step 300
300
#EEAAC3
oklch(80.9% 0.086 355.4)
-
Step 400
400
#E279A5
oklch(70.6% 0.139 354.7)
-
Step 500
500
#D7528F
oklch(63.1% 0.177 354.9)
-
Step 600
600
#C23079
oklch(55.6% 0.192 355)
-
Step 700
700
#A72066
oklch(49.1% 0.179 354.8)
-
Step 800
800 (this color)
#90275A
oklch(45.2% 0.148 355)
-
Step 900
900
#6D2045
oklch(37.6% 0.115 354.5)
-
Step 950
950
#401428
oklch(26.9% 0.073 354.8)
#90275A 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) | #3A445B | 0.166 |
| Deuteranopia (no green cones) | #585858 | 0.148 |
| Tritanopia (no blue cones) | #9C1D3D | 0.050 |
| Achromatopsia (no color) | #505050 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90275A
#90275A
oklch(45.2% 0.148 355)
- #006553
#006553
oklch(45.2% 0.085 174.8)
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 #90275A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mulberry #920A4E ΔE 0.032
- Berry #990F4B ΔE 0.033
- Dark Fuchsia #9D0759 ΔE 0.035
- Purple Red #990147 ΔE 0.040
- Deep Magenta #A0025C ΔE 0.041
- Violet Red #A50055 ΔE 0.047
- Red Violet #9E0168 ΔE 0.048
- Red Purple #820747 ΔE 0.056
Use #90275A 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.