#6131A8
Closest named color: Rebecca Purple (#663399). oklch(44.4% 0.179 296.9), rgb(97, 49, 168).
Aa
White text reads best on this color (8.35:1).
About this color
#6131A8 is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.179 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.027 away. White text reads best on it, at 8.35:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.51:1 |
| White text | 8.35:1 |
Values
| HEX | #6131A8 |
| RGB | rgb(97, 49, 168) |
| HSL | hsl(264, 55%, 43%) |
| OKLCH | oklch(44.4% 0.179 296.9) |
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 #6131A8 | 8.35:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #6131A8 | 2.51:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #6131A8 text on white | 8.35:1 | AAA | Lc 88.1 | Fine for body text |
| #6131A8 text on black | 2.51:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FC
oklch(88.5% 0.058 296.1)
-
Step 300
300
#C7B3FD
oklch(81% 0.105 296.4)
-
Step 400
400
#AC87FB
oklch(70.7% 0.167 296.6)
-
Step 500
500
#9A62F8
oklch(63% 0.214 297)
-
Step 600
600
#8642E7
oklch(55.6% 0.233 296.9)
-
Step 700
700
#7232C9
oklch(49.1% 0.216 296.8)
-
Step 800
800 (this color)
#6131A8
oklch(44.4% 0.179 296.9)
-
Step 900
900
#4B2A81
oklch(37.7% 0.139 296.6)
-
Step 950
950
#2C1A4C
oklch(27.1% 0.089 296.6)
#6131A8 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) | #004EAC | 0.115 |
| Deuteranopia (no green cones) | #004CA6 | 0.115 |
| Tritanopia (no blue cones) | #4F4E69 | 0.136 |
| Achromatopsia (no color) | #4E4E4E | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6131A8
#6131A8
oklch(44.4% 0.179 296.9)
- #505A00
#505A00
oklch(44.3% 0.102 117)
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 #6131A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.027
- Grape #7209B7 ΔE 0.055
- Chrysanthemum #560BAD ΔE 0.055
- Blue With A Hint Of Purple #533CC6 ΔE 0.058
- Bluey Purple #6241C7 ΔE 0.059
- Blueberry #464196 ΔE 0.062
- Blurple #5539CC ΔE 0.064
- Purple Blue #5D21D0 ΔE 0.067
Use #6131A8 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.