#742837
Closest named color: Purple Brown (#673A3F). oklch(39.4% 0.107 11.6), rgb(116, 40, 55).
Aa
White text reads best on this color (9.99:1).
About this color
#742837 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.107 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.045 away. White text reads best on it, at 9.99:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.10:1 |
| White text | 9.99:1 |
Values
| HEX | #742837 |
| RGB | rgb(116, 40, 55) |
| HSL | hsl(348, 49%, 31%) |
| OKLCH | oklch(39.4% 0.107 11.6) |
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 #742837 | 9.99:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #742837 | 2.10:1 | Fails | Lc 11.4 | Not readable |
| #742837 text on white | 9.99:1 | AAA | Lc 92.5 | Preferred for body text |
| #742837 text on black | 2.10:1 | Fails | Lc -9.9 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F5CED1
oklch(88.5% 0.044 12.8)
-
Step 300
300
#EFACB3
oklch(80.9% 0.079 12)
-
Step 400
400
#E47D8C
oklch(70.7% 0.128 11.6)
-
Step 500
500
#D95770
oklch(63.1% 0.164 11.4)
-
Step 600
600
#C43658
oklch(55.5% 0.178 11.3)
-
Step 700
700
#A92748
oklch(49.1% 0.166 11.5)
-
Step 800
800
#89233B
oklch(42.6% 0.137 11.6)
-
Step 900
900 (this color)
#742837
oklch(39.4% 0.107 11.6)
-
Step 950
950
#41161E
oklch(27% 0.067 11.3)
#742837 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) | #393937 | 0.119 |
| Deuteranopia (no green cones) | #4D4835 | 0.108 |
| Tritanopia (no blue cones) | #7F1C2E | 0.028 |
| Achromatopsia (no color) | #424242 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #742837
#742837
oklch(39.4% 0.107 11.6)
- #00514F
#00514F
oklch(39.3% 0.067 191.9)
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 #742837, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.045
- Wine Red #7B0323 ΔE 0.047
- Bordeaux #7B002C ΔE 0.047
- Wine #80013F ΔE 0.054
- Merlot #730039 ΔE 0.057
- Red Wine #8C0034 ΔE 0.058
- Chestnut #742802 ΔE 0.059
- Red Purple #820747 ΔE 0.059
Use #742837 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.