#674AC0
Closest named color: Bluey Purple (#6241C7). oklch(50.5% 0.176 289.9), rgb(103, 74, 192).
Aa
White text reads best on this color (6.33:1).
About this color
#674AC0 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.176 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.025 away. White text reads best on it, at 6.33:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.176) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.31:1 |
| White text | 6.33:1 |
Values
| HEX | #674AC0 |
| RGB | rgb(103, 74, 192) |
| HSL | hsl(255, 48%, 52%) |
| OKLCH | oklch(50.5% 0.176 289.9) |
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 #674AC0 | 6.33:1 | AA | Lc -86.2 | Fine for body text |
| Black text on #674AC0 | 3.31:1 | AA large text | Lc 23.0 | Dividers and decoration only |
| #674AC0 text on white | 6.33:1 | AA | Lc 81.1 | Fine for body text |
| #674AC0 text on black | 3.31:1 | AA large text | Lc -20.8 | 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 700.
-
Step 50
50
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FA
oklch(93.5% 0.026 290.7)
-
Step 200
200
#D8D4F7
oklch(88.4% 0.048 290.6)
-
Step 300
300
#BFB8F5
oklch(81% 0.086 289.6)
-
Step 400
400
#A090EF
oklch(70.6% 0.137 290.2)
-
Step 500
500
#8A72EA
oklch(63.1% 0.174 289.7)
-
Step 600
600
#7657D8
oklch(55.7% 0.189 289.9)
-
Step 700
700 (this color)
#674AC0
oklch(50.5% 0.176 289.9)
-
Step 800
800
#513A98
oklch(42.7% 0.147 290)
-
Step 900
900
#423379
oklch(37.7% 0.115 289.6)
-
Step 950
950
#271F47
oklch(27.1% 0.072 290)
#674AC0 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) | #0062C4 | 0.102 |
| Deuteranopia (no green cones) | #005DBE | 0.101 |
| Tritanopia (no blue cones) | #4B657E | 0.143 |
| Achromatopsia (no color) | #606060 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #674AC0
#674AC0
oklch(50.5% 0.176 289.9)
- #696900
#696900
oklch(50.4% 0.11 109.8)
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 #674AC0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.025
- Iris #6258C4 ΔE 0.032
- Slate Blue #6A5ACD ΔE 0.041
- Light Indigo #6D5ACF ΔE 0.044
- Blue With A Hint Of Purple #533CC6 ΔE 0.049
- Blurple #5539CC ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.053
- Warm Blue #4B57DB ΔE 0.062
Use #674AC0 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.