#991B53
Closest named color: Berry (#990F4B). oklch(45.6% 0.165 0), rgb(153, 27, 83).
Aa
White text reads best on this color (7.96:1).
About this color
#991B53 is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.165 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Berry (#990F4B), ΔE 0.014 away. White text reads best on it, at 7.96:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Berry (#990F4B) |
| Black text | 2.63:1 |
| White text | 7.96:1 |
Values
| HEX | #991B53 |
| RGB | rgb(153, 27, 83) |
| HSL | hsl(333, 70%, 35%) |
| OKLCH | oklch(45.6% 0.165 0) |
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 #991B53 | 7.96:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #991B53 | 2.63:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #991B53 text on white | 7.96:1 | AAA | Lc 86.1 | Fine for body text |
| #991B53 text on black | 2.63:1 | Fails | Lc -15.9 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FBE3E9
oklch(93.7% 0.027 0.7)
-
Step 200
200
#F8CBD7
oklch(88.4% 0.053 0.4)
-
Step 300
300
#F5A6BE
oklch(80.8% 0.097 359.7)
-
Step 400
400
#EC739C
oklch(70.8% 0.155 0.4)
-
Step 500
500
#E14684
oklch(63% 0.197 0.1)
-
Step 600
600
#CD186E
oklch(55.7% 0.215 0.1)
-
Step 700
700
#B0005C
oklch(49% 0.199 360)
-
Step 800
800 (this color)
#991B53
oklch(45.6% 0.165 0)
-
Step 900
900
#73183F
oklch(37.7% 0.129 359.7)
-
Step 950
950
#441025
oklch(27% 0.082 359.5)
#991B53 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) | #3A4254 | 0.187 |
| Deuteranopia (no green cones) | #5C5950 | 0.166 |
| Tritanopia (no blue cones) | #A60035 | 0.050 |
| Achromatopsia (no color) | #515151 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991B53
#991B53
oklch(45.6% 0.165 0)
- #006659
#006659
oklch(45.7% 0.083 180.1)
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 #991B53, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Berry #990F4B ΔE 0.014
- Dark Fuchsia #9D0759 ΔE 0.020
- Purple Red #990147 ΔE 0.023
- Mulberry #920A4E ΔE 0.024
- Deep Magenta #A0025C ΔE 0.027
- Violet Red #A50055 ΔE 0.027
- Cranberry #9E003A ΔE 0.038
- Red Violet #9E0168 ΔE 0.043
Use #991B53 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.