#A73748
Closest named color: Light Burgundy (#A8415B). oklch(50.3% 0.147 15.3), rgb(167, 55, 72).
Aa
White text reads best on this color (6.39:1).
About this color
#A73748 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.147 and its hue 15°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.028 away. White text reads best on it, at 6.39:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #A73748 |
| RGB | rgb(167, 55, 72) |
| HSL | hsl(351, 50%, 44%) |
| OKLCH | oklch(50.3% 0.147 15.3) |
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 #A73748 | 6.39:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #A73748 | 3.28:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #A73748 text on white | 6.39:1 | AA | Lc 80.9 | Fine for body text |
| #A73748 text on black | 3.28:1 | AA large text | Lc -21.0 | 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 700.
-
Step 50
50
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F7E5E5
oklch(93.6% 0.02 17.5)
-
Step 200
200
#F2CFD1
oklch(88.5% 0.039 14)
-
Step 300
300
#EBAEB2
oklch(80.8% 0.072 14.4)
-
Step 400
400
#DE8289
oklch(70.7% 0.114 15.5)
-
Step 500
500
#D25F6C
oklch(63% 0.145 15.3)
-
Step 600
600
#BD4254
oklch(55.5% 0.158 15.3)
-
Step 700
700 (this color)
#A73748
oklch(50.3% 0.147 15.3)
-
Step 800
800
#842C39
oklch(42.7% 0.121 15.1)
-
Step 900
900
#6B2931
oklch(37.8% 0.094 15.4)
-
Step 950
950
#3F191D
oklch(27.1% 0.059 15.4)
#A73748 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) | #535048 | 0.161 |
| Deuteranopia (no green cones) | #6F6745 | 0.148 |
| Tritanopia (no blue cones) | #B7213E | 0.037 |
| Achromatopsia (no color) | #5F5F5F | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A73748
#A73748
oklch(50.3% 0.147 15.3)
- #007374
#007374
oklch(50.3% 0.086 195.8)
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 #A73748, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.028
- Light Maroon #A24857 ΔE 0.033
- Brown #A52A2A ΔE 0.038
- Rouge #AB1239 ΔE 0.044
- Firebrick #B22222 ΔE 0.047
- Brick #A03623 ΔE 0.048
- Dull Red #BB3F3F ΔE 0.049
- Dark Rose #B5485D ΔE 0.050
Use #A73748 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.