#431523
Closest named color: Dark Plum (#3F012C). oklch(27.4% 0.073 4.3), rgb(67, 21, 35).
Aa
White text reads best on this color (15.32:1).
About this color
#431523 is a dark, moderately saturated red. In OKLCH its lightness is 27%, its chroma 0.073 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.051 away. White text reads best on it, at 15.32:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.37:1 |
| White text | 15.32:1 |
Values
| HEX | #431523 |
| RGB | rgb(67, 21, 35) |
| HSL | hsl(342, 52%, 17%) |
| OKLCH | oklch(27.4% 0.073 4.3) |
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 #431523 | 15.32:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #431523 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #431523 text on white | 15.32:1 | AAA | Lc 101.8 | Preferred for body text |
| #431523 text on black | 1.37:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#F9E3E8
oklch(93.5% 0.025 2.1)
-
Step 200
200
#F6CDD5
oklch(88.6% 0.047 4.9)
-
Step 300
300
#F1AABA
oklch(81% 0.086 4.3)
-
Step 400
400
#E67996
oklch(70.7% 0.137 4.3)
-
Step 500
500
#DB517C
oklch(63% 0.176 4.4)
-
Step 600
600
#C62E66
oklch(55.5% 0.191 4.1)
-
Step 700
700
#AB1E54
oklch(49.1% 0.178 4.5)
-
Step 800
800
#8B1D45
oklch(42.7% 0.147 4.4)
-
Step 900
900
#70203A
oklch(37.8% 0.114 4.6)
-
Step 950
950 (this color)
#431523
oklch(27.4% 0.073 4.3)
#431523 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) | #1E1F23 | 0.080 |
| Deuteranopia (no green cones) | #2A2822 | 0.073 |
| Tritanopia (no blue cones) | #49101A | 0.020 |
| Achromatopsia (no color) | #252525 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431523
#431523
oklch(27.4% 0.073 4.3)
- #002F2A
#002F2A
oklch(27.4% 0.049 183.8)
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 #431523, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.051
- Mahogany #4A0100 ΔE 0.052
- Aubergine #3D0734 ΔE 0.053
- Chocolate Brown #411900 ΔE 0.055
- Deep Brown #410200 ΔE 0.056
- Dark Maroon #3C0008 ΔE 0.057
- Eggplant #380835 ΔE 0.060
- Burgundy #610023 ΔE 0.068
Use #431523 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.