#971931
Closest named color: Auburn (#9B2226). oklch(44.2% 0.159 17.3), rgb(151, 25, 49).
Aa
White text reads best on this color (8.40:1).
About this color
#971931 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.159 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.024 away. White text reads best on it, at 8.40:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.49:1 |
| White text | 8.40:1 |
Values
| HEX | #971931 |
| RGB | rgb(151, 25, 49) |
| HSL | hsl(349, 72%, 35%) |
| OKLCH | oklch(44.2% 0.159 17.3) |
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 #971931 | 8.40:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #971931 | 2.49:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #971931 text on white | 8.40:1 | AAA | Lc 87.4 | Fine for body text |
| #971931 text on black | 2.49:1 | Fails | Lc -14.7 | Not readable |
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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FACCCD
oklch(88.5% 0.052 16.7)
-
Step 300
300
#F7A8AB
oklch(80.9% 0.094 16.8)
-
Step 400
400
#EF767E
oklch(70.8% 0.149 17.5)
-
Step 500
500
#E54A5E
oklch(63.1% 0.19 17.2)
-
Step 600
600
#D01F44
oklch(55.5% 0.207 17.4)
-
Step 700
700
#B40A36
oklch(49.1% 0.192 17.4)
-
Step 800
800 (this color)
#971931
oklch(44.2% 0.159 17.3)
-
Step 900
900
#751B28
oklch(37.7% 0.123 17.6)
-
Step 950
950
#451218
oklch(27% 0.078 17.3)
#971931 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) | #403D31 | 0.177 |
| Deuteranopia (no green cones) | #5F572D | 0.162 |
| Tritanopia (no blue cones) | #A60024 | 0.033 |
| Achromatopsia (no color) | #4D4D4D | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #971931
#971931
oklch(44.2% 0.159 17.3)
- #005F61
#005F61
oklch(44% 0.075 197.3)
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 #971931, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.024
- Cranberry #9E003A ΔE 0.026
- Carmine #9D0216 ΔE 0.030
- Red Wine #8C0034 ΔE 0.038
- Blood Red #980002 ΔE 0.040
- Deep Red #9A0200 ΔE 0.040
- Purple Red #990147 ΔE 0.042
- Rouge #AB1239 ΔE 0.043
Use #971931 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.