#991743
Closest named color: Berry (#990F4B). oklch(44.8% 0.164 8.1), rgb(153, 23, 67).
Aa
White text reads best on this color (8.20:1).
About this color
#991743 is a dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.164 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Berry (#990F4B), ΔE 0.017 away. White text reads best on it, at 8.20:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Berry (#990F4B) |
| Black text | 2.55:1 |
| White text | 8.20:1 |
Values
| HEX | #991743 |
| RGB | rgb(153, 23, 67) |
| HSL | hsl(340, 74%, 35%) |
| OKLCH | oklch(44.8% 0.164 8.1) |
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 #991743 | 8.20:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #991743 | 2.55:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #991743 text on white | 8.20:1 | AAA | Lc 86.8 | Fine for body text |
| #991743 text on black | 2.55:1 | Fails | Lc -15.3 | 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
#FCE3E6
oklch(93.7% 0.028 9.4)
-
Step 200
200
#FACBD2
oklch(88.5% 0.054 8.2)
-
Step 300
300
#F7A7B5
oklch(81% 0.096 7.9)
-
Step 400
400
#EE738E
oklch(70.6% 0.153 8)
-
Step 500
500
#E54672
oklch(63.1% 0.196 8.3)
-
Step 600
600
#D0165B
oklch(55.6% 0.213 8)
-
Step 700
700
#B3004B
oklch(49.1% 0.197 8.1)
-
Step 800
800 (this color)
#991743
oklch(44.8% 0.164 8.1)
-
Step 900
900
#751834
oklch(37.7% 0.127 8.3)
-
Step 950
950
#45101F
oklch(26.9% 0.082 7.4)
#991743 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) | #3D3E44 | 0.184 |
| Deuteranopia (no green cones) | #5E5840 | 0.167 |
| Tritanopia (no blue cones) | #A8002B | 0.043 |
| Achromatopsia (no color) | #4F4F4F | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #991743
#991743
oklch(44.8% 0.164 8.1)
- #00625D
#00625D
oklch(44.7% 0.078 188.7)
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 #991743, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Berry #990F4B ΔE 0.017
- Cranberry #9E003A ΔE 0.018
- Purple Red #990147 ΔE 0.019
- Mulberry #920A4E ΔE 0.031
- Violet Red #A50055 ΔE 0.040
- Dark Fuchsia #9D0759 ΔE 0.040
- Red Wine #8C0034 ΔE 0.040
- Rouge #AB1239 ΔE 0.041
Use #991743 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.