#971F30
Closest named color: Auburn (#9B2226). oklch(44.6% 0.155 19), rgb(151, 31, 48).
Aa
White text reads best on this color (8.22:1).
About this color
#971F30 is a dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.155 and its hue 19°. 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 8.22:1.
| Hue family | Reds |
| Lightness | dark (45%) |
| Chroma | vivid (0.155) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #971F30 |
| RGB | rgb(151, 31, 48) |
| HSL | hsl(352, 66%, 36%) |
| OKLCH | oklch(44.6% 0.155 19) |
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 #971F30 | 8.22:1 | AAA | Lc -91.8 | Preferred for body text |
| Black text on #971F30 | 2.55:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #971F30 text on white | 8.22:1 | AAA | Lc 87.0 | Fine for body text |
| #971F30 text on black | 2.55:1 | Fails | Lc -15.1 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE3E3
oklch(93.5% 0.026 17.6)
-
Step 200
200
#F9CDCC
oklch(88.6% 0.05 19.7)
-
Step 300
300
#F6A9AA
oklch(80.9% 0.091 18.4)
-
Step 400
400
#ED787C
oklch(70.8% 0.144 19.3)
-
Step 500
500
#E34E5B
oklch(63.1% 0.184 19.2)
-
Step 600
600
#CE2641
oklch(55.5% 0.201 19.1)
-
Step 700
700
#B21433
oklch(49.1% 0.187 19.1)
-
Step 800
800 (this color)
#971F30
oklch(44.6% 0.155 19)
-
Step 900
900
#741D27
oklch(37.7% 0.12 18.9)
-
Step 950
950
#441317
oklch(26.9% 0.075 19)
#971F30 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) | #433F30 | 0.170 |
| Deuteranopia (no green cones) | #61582C | 0.156 |
| Tritanopia (no blue cones) | #A60027 | 0.033 |
| Achromatopsia (no color) | #4F4F4F | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #971F30
#971F30
oklch(44.6% 0.155 19)
- #006164
#006164
oklch(44.7% 0.076 198.5)
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 #971F30, 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 0.030
- Cranberry #9E003A ΔE 0.032
- Brown #A52A2A ΔE 0.039
- Deep Red #9A0200 ΔE 0.040
- Blood Red #980002 ΔE 0.040
- Rouge #AB1239 ΔE 0.043
- Burnt Red #9F2305 ΔE 0.043
Use #971F30 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.