#991B49
Closest named color: Berry (#990F4B). oklch(45.3% 0.162 5.5), rgb(153, 27, 73).
Aa
White text reads best on this color (8.05:1).
About this color
#991B49 is a medium-dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.162 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Berry (#990F4B), ΔE 0.013 away. White text reads best on it, at 8.05:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Berry (#990F4B) |
| Black text | 2.60:1 |
| White text | 8.05:1 |
Values
| HEX | #991B49 |
| RGB | rgb(153, 27, 73) |
| HSL | hsl(338, 70%, 35%) |
| OKLCH | oklch(45.3% 0.162 5.5) |
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 #991B49 | 8.05:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #991B49 | 2.60:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #991B49 text on white | 8.05:1 | AAA | Lc 86.4 | Fine for body text |
| #991B49 text on black | 2.60:1 | Fails | Lc -15.7 | 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F9CBD4
oklch(88.4% 0.053 5.1)
-
Step 300
300
#F6A7B8
oklch(80.9% 0.095 5.3)
-
Step 400
400
#ED7493
oklch(70.8% 0.152 5.6)
-
Step 500
500
#E34879
oklch(63.2% 0.194 5.4)
-
Step 600
600
#CE1B62
oklch(55.6% 0.211 5.3)
-
Step 700
700
#B20351
oklch(49.2% 0.196 5.4)
-
Step 800
800 (this color)
#991B49
oklch(45.3% 0.162 5.5)
-
Step 900
900
#741938
oklch(37.7% 0.126 5.4)
-
Step 950
950
#441121
oklch(26.9% 0.079 5)
#991B49 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) | #3D404A | 0.183 |
| Deuteranopia (no green cones) | #5E5946 | 0.165 |
| Tritanopia (no blue cones) | #A70030 | 0.043 |
| Achromatopsia (no color) | #505050 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991B49
#991B49
oklch(45.3% 0.162 5.5)
- #00645C
#00645C
oklch(45.3% 0.08 185.3)
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 #991B49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Berry #990F4B ΔE 0.013
- Purple Red #990147 ΔE 0.019
- Cranberry #9E003A ΔE 0.025
- Mulberry #920A4E ΔE 0.028
- Dark Fuchsia #9D0759 ΔE 0.034
- Violet Red #A50055 ΔE 0.035
- Deep Magenta #A0025C ΔE 0.040
- Rouge #AB1239 ΔE 0.044
Use #991B49 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.