#674380
Closest named color: Twilight (#4E518B). oklch(45% 0.104 310), rgb(103, 67, 128).
Aa
White text reads best on this color (7.80:1).
About this color
#674380 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.104 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.053 away. White text reads best on it, at 7.80:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.69:1 |
| White text | 7.80:1 |
Values
| HEX | #674380 |
| RGB | rgb(103, 67, 128) |
| HSL | hsl(275, 31%, 38%) |
| OKLCH | oklch(45% 0.104 310) |
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 #674380 | 7.80:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #674380 | 2.69:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #674380 text on white | 7.80:1 | AAA | Lc 86.9 | Fine for body text |
| #674380 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#E0D3EA
oklch(88.4% 0.034 310.7)
-
Step 300
300
#CDB6DF
oklch(80.9% 0.062 310.2)
-
Step 400
400
#B390CE
oklch(70.8% 0.096 309.8)
-
Step 500
500
#A073C1
oklch(63.1% 0.123 309.8)
-
Step 600
600
#8B5AAE
oklch(55.6% 0.135 309.6)
-
Step 700
700
#764995
oklch(49% 0.126 309.9)
-
Step 800
800 (this color)
#674380
oklch(45% 0.104 310)
-
Step 900
900
#4F3461
oklch(37.7% 0.081 310.7)
-
Step 950
950
#2E1F39
oklch(27% 0.051 309.8)
#674380 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) | #355082 | 0.082 |
| Deuteranopia (no green cones) | #3E537E | 0.075 |
| Tritanopia (no blue cones) | #644D5B | 0.075 |
| Achromatopsia (no color) | #525252 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #674380
#674380
oklch(45% 0.104 310)
- #426019
#426019
oklch(45% 0.104 129.7)
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 #674380, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.053
- Dusk #4E5481 ΔE 0.059
- Rebecca Purple #663399 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.063
- Light Eggplant #894585 ΔE 0.066
- Dusty Grape #545775 ΔE 0.068
- Blueberry #464196 ΔE 0.069
- Muted Purple #805B87 ΔE 0.081
Use #674380 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.