#742521
Closest named color: Chestnut (#742802). oklch(38.5% 0.112 26.6), rgb(116, 37, 33).
Aa
White text reads best on this color (10.34:1).
About this color
#742521 is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.112 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.030 away. White text reads best on it, at 10.34:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.02:1 |
| White text | 10.34:1 |
Values
| HEX | #742521 |
| RGB | rgb(116, 37, 33) |
| HSL | hsl(3, 56%, 29%) |
| OKLCH | oklch(38.5% 0.112 26.6) |
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 #742521 | 10.34:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #742521 | 2.02:1 | Fails | Lc 10.7 | Not readable |
| #742521 text on white | 10.34:1 | AAA | Lc 93.2 | Preferred for body text |
| #742521 text on black | 2.02:1 | Fails | Lc -9.3 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FAE4E1
oklch(93.6% 0.025 26.9)
-
Step 200
200
#F7CEC9
oklch(88.5% 0.047 26.2)
-
Step 300
300
#F2ACA4
oklch(80.9% 0.084 26.4)
-
Step 400
400
#E87D73
oklch(70.7% 0.134 26.5)
-
Step 500
500
#DE564E
oklch(63.1% 0.172 26.5)
-
Step 600
600
#C93431
oklch(55.5% 0.186 26.6)
-
Step 700
700
#AE2524
oklch(49.2% 0.173 26.7)
-
Step 800
800
#8D211F
oklch(42.6% 0.144 26.6)
-
Step 900
900 (this color)
#742521
oklch(38.5% 0.112 26.6)
-
Step 950
950
#431613
oklch(27.1% 0.071 26.6)
#742521 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) | #3A3520 | 0.120 |
| Deuteranopia (no green cones) | #4E461F | 0.109 |
| Tritanopia (no blue cones) | #801125 | 0.036 |
| Achromatopsia (no color) | #404040 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #742521
#742521
oklch(38.5% 0.112 26.6)
- #004D55
#004D55
oklch(38.4% 0.066 206.8)
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 #742521, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.030
- Reddy Brown #6E1005 ΔE 0.042
- Wine Red #7B0323 ΔE 0.043
- Maroon #800000 ΔE 0.044
- Blood #770001 ΔE 0.045
- Bordeaux #7B002C ΔE 0.052
- Dark Red #8B0000 ΔE 0.055
- Purple Brown #673A3F ΔE 0.056
Use #742521 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.