#63454E
Closest named color: Purple Brown (#673A3F). oklch(42.7% 0.043 359.4), rgb(99, 69, 78).
Aa
White text reads best on this color (8.42:1).
About this color
#63454E is a dark, muted red. In OKLCH its lightness is 43%, its chroma 0.043 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.032 away. White text reads best on it, at 8.42:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.49:1 |
| White text | 8.42:1 |
Values
| HEX | #63454E |
| RGB | rgb(99, 69, 78) |
| HSL | hsl(342, 18%, 33%) |
| OKLCH | oklch(42.7% 0.043 359.4) |
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 #63454E | 8.42:1 | AAA | Lc -93.5 | Preferred for body text |
| Black text on #63454E | 2.49:1 | Fails | Lc 15.0 | Dividers and decoration only |
| #63454E text on white | 8.42:1 | AAA | Lc 89.0 | Fine for body text |
| #63454E text on black | 2.49:1 | Fails | Lc -13.2 | 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 800.
-
Step 50
50
#F7F4F5
oklch(97% 0.003 354.7)
-
Step 100
100
#EEE8EA
oklch(93.6% 0.007 354.8)
-
Step 200
200
#E2D5D9
oklch(88.5% 0.015 356.7)
-
Step 300
300
#CFBAC0
oklch(80.8% 0.025 358.4)
-
Step 400
400
#B797A0
oklch(70.8% 0.04 359.4)
-
Step 500
500
#A57D88
oklch(63.2% 0.052 0.5)
-
Step 600
600
#8F6672
oklch(55.6% 0.055 359.8)
-
Step 700
700
#7A5460
oklch(49.1% 0.053 358.6)
-
Step 800
800 (this color)
#63454E
oklch(42.7% 0.043 359.4)
-
Step 900
900
#513A41
oklch(37.7% 0.034 358.9)
-
Step 950
950
#2F2226
oklch(26.9% 0.021 358.3)
#63454E 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) | #494A4E | 0.046 |
| Deuteranopia (no green cones) | #504F4D | 0.043 |
| Tritanopia (no blue cones) | #684348 | 0.013 |
| Achromatopsia (no color) | #4D4D4D | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63454E
#63454E
oklch(42.7% 0.043 359.4)
- #33574F
#33574F
oklch(42.7% 0.044 178.3)
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 #63454E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.032
- Brownish Purple #76424E ΔE 0.036
- Dusty Grape #545775 ΔE 0.071
- Charcoal Grey #3C4142 ΔE 0.074
- Dark Mauve #874C62 ΔE 0.078
- Dark Slate Gray #2F4F4F ΔE 0.084
- Mud Brown #60460F ΔE 0.084
- Dusk #4E5481 ΔE 0.087
Use #63454E 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.