#990B59
Closest named color: Dark Fuchsia (#9D0759). oklch(45% 0.178 355.6), rgb(153, 11, 89).
Aa
White text reads best on this color (8.24:1).
About this color
#990B59 is a dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.178 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Fuchsia (#9D0759), ΔE 0.008 away. White text reads best on it, at 8.24:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | vivid (0.178) |
| Temperature | warm |
| Nearest name | Dark Fuchsia (#9D0759) |
| Black text | 2.54:1 |
| White text | 8.24:1 |
Values
| HEX | #990B59 |
| RGB | rgb(153, 11, 89) |
| HSL | hsl(327, 87%, 32%) |
| OKLCH | oklch(45% 0.178 355.6) |
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 #990B59 | 8.24:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #990B59 | 2.54:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #990B59 text on white | 8.24:1 | AAA | Lc 86.6 | Fine for body text |
| #990B59 text on black | 2.54:1 | Fails | Lc -15.5 | 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
#FEF2F6
oklch(97.2% 0.014 355)
-
Step 100
100
#FCE2EB
oklch(93.6% 0.031 354.7)
-
Step 200
200
#FACADB
oklch(88.5% 0.058 355.1)
-
Step 300
300
#F7A4C3
oklch(80.9% 0.105 355.7)
-
Step 400
400
#EE6FA5
oklch(70.8% 0.166 355.5)
-
Step 500
500
#E43E8E
oklch(63.1% 0.212 355.7)
-
Step 600
600
#CE0078
oklch(55.5% 0.228 355.7)
-
Step 700
700
#AF0065
oklch(49.2% 0.201 355.8)
-
Step 800
800 (this color)
#990B59
oklch(45% 0.178 355.6)
-
Step 900
900
#751244
oklch(37.7% 0.138 356)
-
Step 950
950
#450E28
oklch(27% 0.088 355.8)
#990B59 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) | #323F5B | 0.203 |
| Deuteranopia (no green cones) | #585756 | 0.178 |
| Tritanopia (no blue cones) | #A60034 | 0.064 |
| Achromatopsia (no color) | #4F4F4F | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #990B59
#990B59
oklch(45% 0.178 355.6)
- #006453
#006453
oklch(44.9% 0.084 175.7)
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 #990B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Fuchsia #9D0759 ΔE 0.008
- Deep Magenta #A0025C ΔE 0.015
- Mulberry #920A4E ΔE 0.022
- Berry #990F4B ΔE 0.024
- Violet Red #A50055 ΔE 0.026
- Red Violet #9E0168 ΔE 0.027
- Purple Red #990147 ΔE 0.028
- Cranberry #9E003A ΔE 0.050
Use #990B59 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.