#64323F
Closest named color: Purple Brown (#673A3F). oklch(38.6% 0.073 4.5), rgb(100, 50, 63).
Aa
White text reads best on this color (10.14:1).
About this color
#64323F is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.073 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.024 away. White text reads best on it, at 10.14:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.06:1 |
| White text | 10.14:1 |
Values
| HEX | #64323F |
| RGB | rgb(100, 50, 63) |
| HSL | hsl(344, 33%, 29%) |
| OKLCH | oklch(38.6% 0.073 4.5) |
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 #64323F | 10.14:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #64323F | 2.06:1 | Fails | Lc 10.7 | Not readable |
| #64323F text on white | 10.14:1 | AAA | Lc 93.3 | Preferred for body text |
| #64323F text on black | 2.06:1 | Fails | Lc -9.2 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F4E6E8
oklch(93.7% 0.015 7.5)
-
Step 200
200
#ECD1D6
oklch(88.4% 0.031 5.1)
-
Step 300
300
#E1B2BC
oklch(80.9% 0.056 4.2)
-
Step 400
400
#D0899A
oklch(70.7% 0.089 4)
-
Step 500
500
#C16B81
oklch(63.1% 0.112 4.4)
-
Step 600
600
#AD516A
oklch(55.6% 0.123 4.8)
-
Step 700
700
#944159
oklch(49.1% 0.114 4.1)
-
Step 800
800
#783648
oklch(42.6% 0.094 4.7)
-
Step 900
900 (this color)
#64323F
oklch(38.6% 0.073 4.5)
-
Step 950
950
#391C24
oklch(26.9% 0.047 3)
#64323F 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) | #3A3C3F | 0.081 |
| Deuteranopia (no green cones) | #47453E | 0.074 |
| Tritanopia (no blue cones) | #6C2E37 | 0.020 |
| Achromatopsia (no color) | #414141 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64323F
#64323F
oklch(38.6% 0.073 4.5)
- #005048
#005048
oklch(38.7% 0.069 183.4)
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 #64323F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.024
- Brownish Purple #76424E ΔE 0.059
- Chestnut #742802 ΔE 0.072
- Merlot #730039 ΔE 0.077
- Wine Red #7B0323 ΔE 0.078
- Bordeaux #7B002C ΔE 0.078
- Reddy Brown #6E1005 ΔE 0.081
- Charcoal Grey #3C4142 ΔE 0.081
Use #64323F 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.