#971900
Closest named color: Deep Red (#9A0200). oklch(43.7% 0.163 32.4), rgb(151, 25, 0).
Aa
White text reads best on this color (8.55:1).
About this color
#971900 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.163 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Red (#9A0200), ΔE 0.016 away. White text reads best on it, at 8.55:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.163) |
| Temperature | warm |
| Nearest name | Deep Red (#9A0200) |
| Black text | 2.45:1 |
| White text | 8.55:1 |
Values
| HEX | #971900 |
| RGB | rgb(151, 25, 0) |
| HSL | hsl(10, 100%, 30%) |
| OKLCH | oklch(43.7% 0.163 32.4) |
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 #971900 | 8.55:1 | AAA | Lc -92.4 | Preferred for body text |
| Black text on #971900 | 2.45:1 | Fails | Lc 16.3 | Dividers and decoration only |
| #971900 text on white | 8.55:1 | AAA | Lc 87.7 | Fine for body text |
| #971900 text on black | 2.45:1 | Fails | Lc -14.5 | 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
#FEF3F0
oklch(97.2% 0.013 35.7)
-
Step 100
100
#FCE4DE
oklch(93.7% 0.028 34.3)
-
Step 200
200
#FACDC3
oklch(88.5% 0.053 32.7)
-
Step 300
300
#F8AA99
oklch(80.9% 0.096 32.8)
-
Step 400
400
#F07861
oklch(70.7% 0.153 32.3)
-
Step 500
500
#E74D31
oklch(63.1% 0.195 32.6)
-
Step 600
600
#D12700
oklch(55.6% 0.208 32.5)
-
Step 700
700
#B11F00
oklch(49.1% 0.184 32.4)
-
Step 800
800 (this color)
#971900
oklch(43.7% 0.163 32.4)
-
Step 900
900
#771C0C
oklch(37.8% 0.128 32.3)
-
Step 950
950
#461309
oklch(27.1% 0.081 33.1)
#971900 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) | #443B00 | 0.174 |
| Deuteranopia (no green cones) | #625600 | 0.155 |
| Tritanopia (no blue cones) | #A70016 | 0.038 |
| Achromatopsia (no color) | #4C4C4C | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #971900
#971900
oklch(43.7% 0.163 32.4)
- #005C6A
#005C6A
oklch(43.6% 0.076 212.5)
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 #971900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Red #9A0200 ΔE 0.016
- Blood Red #980002 ΔE 0.018
- Brick Red #8F1402 ΔE 0.020
- Burnt Red #9F2305 ΔE 0.024
- Brown Red #922B05 ΔE 0.024
- Carmine #9D0216 ΔE 0.025
- Auburn #9B2226 ΔE 0.029
- Red Brown #8B2E16 ΔE 0.033
Use #971900 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.