#971B2C
Closest named color: Auburn (#9B2226). oklch(44.2% 0.158 20.1), rgb(151, 27, 44).
Aa
White text reads best on this color (8.36:1).
About this color
#971B2C is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.158 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.017 away. White text reads best on it, at 8.36:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.50:1 |
| White text | 8.36:1 |
Values
| HEX | #971B2C |
| RGB | rgb(151, 27, 44) |
| HSL | hsl(352, 70%, 35%) |
| OKLCH | oklch(44.2% 0.158 20.1) |
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 #971B2C | 8.36:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #971B2C | 2.50:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #971B2C text on white | 8.36:1 | AAA | Lc 87.3 | Fine for body text |
| #971B2C text on black | 2.50:1 | Fails | Lc -14.8 | 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
#FBE3E2
oklch(93.5% 0.026 20.5)
-
Step 200
200
#FACCCB
oklch(88.5% 0.052 19.6)
-
Step 300
300
#F7A9A8
oklch(81% 0.092 20.1)
-
Step 400
400
#EE777A
oklch(70.7% 0.147 20)
-
Step 500
500
#E54C58
oklch(63.2% 0.189 20)
-
Step 600
600
#D0223D
oklch(55.6% 0.205 20.1)
-
Step 700
700
#B40E2F
oklch(49.2% 0.191 20.2)
-
Step 800
800 (this color)
#971B2C
oklch(44.2% 0.158 20.1)
-
Step 900
900
#751C25
oklch(37.7% 0.122 20)
-
Step 950
950
#451216
oklch(27% 0.078 19.6)
#971B2C 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) | #413D2C | 0.175 |
| Deuteranopia (no green cones) | #605728 | 0.159 |
| Tritanopia (no blue cones) | #A60023 | 0.031 |
| Achromatopsia (no color) | #4E4E4E | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #971B2C
#971B2C
oklch(44.2% 0.158 20.1)
- #005F63
#005F63
oklch(44.1% 0.075 199.8)
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 #971B2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.017
- Carmine #9D0216 ΔE 0.025
- Cranberry #9E003A ΔE 0.033
- Blood Red #980002 ΔE 0.034
- Deep Red #9A0200 ΔE 0.034
- Brick Red #8F1402 ΔE 0.040
- Brown #A52A2A ΔE 0.041
- Burnt Red #9F2305 ΔE 0.042
Use #971B2C 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.