#740311
Closest named color: Blood (#770001). oklch(35.4% 0.141 24.3), rgb(116, 3, 17).
Aa
White text reads best on this color (11.90:1).
About this color
#740311 is a dark, vivid red. In OKLCH its lightness is 35%, its chroma 0.141 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Blood (#770001), ΔE 0.013 away. White text reads best on it, at 11.90:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | vivid (0.141) |
| Temperature | warm |
| Nearest name | Blood (#770001) |
| Black text | 1.76:1 |
| White text | 11.90:1 |
Values
| HEX | #740311 |
| RGB | rgb(116, 3, 17) |
| HSL | hsl(353, 95%, 23%) |
| OKLCH | oklch(35.4% 0.141 24.3) |
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 #740311 | 11.90:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #740311 | 1.76:1 | Fails | Lc 8.7 | Not readable |
| #740311 text on white | 11.90:1 | AAA | Lc 95.2 | Preferred for body text |
| #740311 text on black | 1.76:1 | Fails | Lc -7.4 | 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 900.
-
Step 50
50
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FEE3E0
oklch(93.7% 0.03 25.3)
-
Step 200
200
#FECBC6
oklch(88.5% 0.059 24.8)
-
Step 300
300
#FEA59F
oklch(80.9% 0.107 23.9)
-
Step 400
400
#F86F6B
oklch(70.7% 0.169 24)
-
Step 500
500
#F03C42
oklch(63.1% 0.216 24.4)
-
Step 600
600
#D80026
oklch(55.6% 0.225 24.4)
-
Step 700
700
#B7001F
oklch(49.1% 0.199 24.3)
-
Step 800
800
#970018
oklch(42.6% 0.173 24.2)
-
Step 900
900 (this color)
#740311
oklch(35.4% 0.141 24.3)
-
Step 950
950
#490D0F
oklch(27% 0.09 24)
#740311 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) | #2D2810 | 0.156 |
| Deuteranopia (no green cones) | #473F0B | 0.141 |
| Tritanopia (no blue cones) | #81000A | 0.030 |
| Achromatopsia (no color) | #373737 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #740311
#740311
oklch(35.4% 0.141 24.3)
- #00444A
#00444A
oklch(35.3% 0.06 204.8)
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 #740311, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blood #770001 ΔE 0.013
- Reddy Brown #6E1005 ΔE 0.020
- Wine Red #7B0323 ΔE 0.026
- Maroon #800000 ΔE 0.029
- Claret #680018 ΔE 0.031
- Bordeaux #7B002C ΔE 0.039
- Dark Red #8B0000 ΔE 0.053
- Burgundy #610023 ΔE 0.054
Use #740311 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.