#6A437A
Closest named color: Twilight (#4E518B). oklch(45.1% 0.098 315.5), rgb(106, 67, 122).
Aa
White text reads best on this color (7.78:1).
About this color
#6A437A is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.098 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.060 away. White text reads best on it, at 7.78:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.69:1 |
| White text | 7.78:1 |
Values
| HEX | #6A437A |
| RGB | rgb(106, 67, 122) |
| HSL | hsl(283, 29%, 37%) |
| OKLCH | oklch(45.1% 0.098 315.5) |
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 #6A437A | 7.78:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #6A437A | 2.69:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #6A437A text on white | 7.78:1 | AAA | Lc 86.9 | Fine for body text |
| #6A437A text on black | 2.69:1 | Fails | Lc -15.2 | 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 800.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F2
oklch(93.7% 0.016 313.6)
-
Step 200
200
#E1D3E8
oklch(88.4% 0.032 314.7)
-
Step 300
300
#CFB6DA
oklch(80.9% 0.057 315.6)
-
Step 400
400
#B78FC8
oklch(70.7% 0.092 315.6)
-
Step 500
500
#A472B9
oklch(63% 0.117 315.5)
-
Step 600
600
#8F5AA5
oklch(55.6% 0.126 315.4)
-
Step 700
700
#7A498E
oklch(49.1% 0.119 315.5)
-
Step 800
800 (this color)
#6A437A
oklch(45.1% 0.098 315.5)
-
Step 900
900
#51345D
oklch(37.7% 0.076 315.5)
-
Step 950
950
#2F1F36
oklch(27% 0.047 315.2)
#6A437A 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) | #39507C | 0.082 |
| Deuteranopia (no green cones) | #435378 | 0.075 |
| Tritanopia (no blue cones) | #694B58 | 0.067 |
| Achromatopsia (no color) | #525252 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A437A
#6A437A
oklch(45.1% 0.098 315.5)
- #3C6126
#3C6126
oklch(45% 0.097 135.4)
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 #6A437A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.060
- Dusk #4E5481 ΔE 0.061
- Light Eggplant #894585 ΔE 0.062
- Dusty Grape #545775 ΔE 0.067
- Rebecca Purple #663399 ΔE 0.069
- Dark Slate Blue #483D8B ΔE 0.072
- Brownish Purple #76424E ΔE 0.076
- Dark Mauve #874C62 ΔE 0.078
Use #6A437A 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.