#990B54
Closest named color: Dark Fuchsia (#9D0759). oklch(44.8% 0.176 358.1), rgb(153, 11, 84).
Aa
White text reads best on this color (8.29:1).
About this color
#990B54 is a dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.176 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Fuchsia (#9D0759), ΔE 0.011 away. White text reads best on it, at 8.29:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | vivid (0.176) |
| Temperature | warm |
| Nearest name | Dark Fuchsia (#9D0759) |
| Black text | 2.53:1 |
| White text | 8.29:1 |
Values
| HEX | #990B54 |
| RGB | rgb(153, 11, 84) |
| HSL | hsl(329, 87%, 32%) |
| OKLCH | oklch(44.8% 0.176 358.1) |
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 #990B54 | 8.29:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #990B54 | 2.53:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #990B54 text on white | 8.29:1 | AAA | Lc 86.7 | Fine for body text |
| #990B54 text on black | 2.53:1 | 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
#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
#EF6FA0
oklch(70.7% 0.165 358.1)
-
Step 500
500
#E53E89
oklch(63.1% 0.211 357.9)
-
Step 600
600
#CF0072
oklch(55.5% 0.226 358.2)
-
Step 700
700
#B00060
oklch(49.2% 0.2 358.2)
-
Step 800
800 (this color)
#990B54
oklch(44.8% 0.176 358.1)
-
Step 900
900
#751241
oklch(37.6% 0.137 358)
-
Step 950
950
#450E26
oklch(26.9% 0.087 358.1)
#990B54 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) | #343E55 | 0.200 |
| Deuteranopia (no green cones) | #595751 | 0.177 |
| Tritanopia (no blue cones) | #A60031 | 0.060 |
| Achromatopsia (no color) | #4E4E4E | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #990B54
#990B54
oklch(44.8% 0.176 358.1)
- #006355
#006355
oklch(44.7% 0.082 178.6)
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 #990B54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Fuchsia #9D0759 ΔE 0.011
- Berry #990F4B ΔE 0.016
- Mulberry #920A4E ΔE 0.017
- Deep Magenta #A0025C ΔE 0.019
- Purple Red #990147 ΔE 0.020
- Violet Red #A50055 ΔE 0.025
- Red Violet #9E0168 ΔE 0.035
- Cranberry #9E003A ΔE 0.041
Use #990B54 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.