#6F31A5
Closest named color: Rebecca Purple (#663399). oklch(45.8% 0.178 304.7), rgb(111, 49, 165).
Aa
White text reads best on this color (7.89:1).
About this color
#6F31A5 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.178 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.025 away. White text reads best on it, at 7.89:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.65:1 |
| White text | 7.89:1 |
Values
| HEX | #6F31A5 |
| RGB | rgb(111, 49, 165) |
| HSL | hsl(272, 54%, 42%) |
| OKLCH | oklch(45.8% 0.178 304.7) |
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 #6F31A5 | 7.89:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #6F31A5 | 2.65:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #6F31A5 text on white | 7.89:1 | AAA | Lc 86.7 | Fine for body text |
| #6F31A5 text on black | 2.65:1 | Fails | Lc -15.4 | 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
#F7F3FD
oklch(97% 0.014 304.1)
-
Step 100
100
#EEE5FB
oklch(93.5% 0.031 304.3)
-
Step 200
200
#E2D0F9
oklch(88.5% 0.059 305.1)
-
Step 300
300
#D0B0F7
oklch(81% 0.104 304.8)
-
Step 400
400
#B982F3
oklch(70.7% 0.167 305)
-
Step 500
500
#A85DEF
oklch(63.2% 0.214 304.7)
-
Step 600
600
#943BDD
oklch(55.6% 0.232 304.8)
-
Step 700
700
#7E2BC0
oklch(49.1% 0.216 304.7)
-
Step 800
800 (this color)
#6F31A5
oklch(45.8% 0.178 304.7)
-
Step 900
900
#53267B
oklch(37.6% 0.139 304.9)
-
Step 950
950
#311848
oklch(27.1% 0.088 305.3)
#6F31A5 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) | #0050A8 | 0.138 |
| Deuteranopia (no green cones) | #0051A3 | 0.140 |
| Tritanopia (no blue cones) | #654C67 | 0.129 |
| Achromatopsia (no color) | #515151 | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F31A5
#6F31A5
oklch(45.8% 0.178 304.7)
- #496100
#496100
oklch(45.6% 0.114 124.7)
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 #6F31A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.025
- Grape #7209B7 ΔE 0.051
- Bluey Purple #6241C7 ΔE 0.066
- Chrysanthemum #560BAD ΔE 0.075
- Blue With A Hint Of Purple #533CC6 ΔE 0.077
- Blueberry #464196 ΔE 0.081
- Blurple #5539CC ΔE 0.081
- Purple Blue #5D21D0 ΔE 0.083
Use #6F31A5 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.