#90133F
Closest named color: Red Wine (#8C0034). oklch(42.8% 0.159 7.6), rgb(144, 19, 63).
Aa
White text reads best on this color (8.93:1).
About this color
#90133F is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.159 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Red Wine (#8C0034), ΔE 0.022 away. White text reads best on it, at 8.93:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Red Wine (#8C0034) |
| Black text | 2.35:1 |
| White text | 8.93:1 |
Values
| HEX | #90133F |
| RGB | rgb(144, 19, 63) |
| HSL | hsl(339, 77%, 32%) |
| OKLCH | oklch(42.8% 0.159 7.6) |
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 #90133F | 8.93:1 | AAA | Lc -93.4 | Preferred for body text |
| Black text on #90133F | 2.35:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #90133F text on white | 8.93:1 | AAA | Lc 88.8 | Fine for body text |
| #90133F text on black | 2.35:1 | Fails | Lc -13.4 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E6
oklch(93.6% 0.027 9)
-
Step 200
200
#F9CCD3
oklch(88.6% 0.052 7.7)
-
Step 300
300
#F5A8B6
oklch(81% 0.092 7.4)
-
Step 400
400
#EC758F
oklch(70.7% 0.148 7.9)
-
Step 500
500
#E24A74
oklch(63.1% 0.189 7.7)
-
Step 600
600
#CD205D
oklch(55.6% 0.206 7.5)
-
Step 700
700
#B10C4C
oklch(49.1% 0.191 7.9)
-
Step 800
800 (this color)
#90133F
oklch(42.8% 0.159 7.6)
-
Step 900
900
#741B35
oklch(37.8% 0.123 8.2)
-
Step 950
950
#44121F
oklch(27% 0.077 8.2)
#90133F 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) | #383A40 | 0.179 |
| Deuteranopia (no green cones) | #58523C | 0.161 |
| Tritanopia (no blue cones) | #9E0028 | 0.042 |
| Achromatopsia (no color) | #494949 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90133F
#90133F
oklch(42.8% 0.159 7.6)
- #005C56
#005C56
oklch(42.8% 0.075 187.1)
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 #90133F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Wine #8C0034 ΔE 0.022
- Purple Red #990147 ΔE 0.024
- Berry #990F4B ΔE 0.026
- Mulberry #920A4E ΔE 0.027
- Cranberry #9E003A ΔE 0.029
- Red Purple #820747 ΔE 0.041
- Wine #80013F ΔE 0.043
- Dark Fuchsia #9D0759 ΔE 0.049
Use #90133F 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.