#674FE1
Closest named color: Light Indigo (#6D5ACF). oklch(53.8% 0.211 284.3), rgb(103, 79, 225).
Aa
White text reads best on this color (5.55:1).
About this color
#674FE1 is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.211 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Light Indigo (#6D5ACF), ΔE 0.039 away. White text reads best on it, at 5.55:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.211) |
| Temperature | cool |
| Nearest name | Light Indigo (#6D5ACF) |
| Black text | 3.78:1 |
| White text | 5.55:1 |
Values
| HEX | #674FE1 |
| RGB | rgb(103, 79, 225) |
| HSL | hsl(250, 71%, 60%) |
| OKLCH | oklch(53.8% 0.211 284.3) |
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 #674FE1 | 5.55:1 | AA | Lc -82.5 | Fine for body text |
| Black text on #674FE1 | 3.78:1 | AA large text | Lc 26.9 | Dividers and decoration only |
| #674FE1 text on white | 5.55:1 | AA | Lc 77.2 | Fine for body text |
| #674FE1 text on black | 3.78:1 | AA large text | Lc -24.6 | 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 600.
-
Step 50
50
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E7E8FC
oklch(93.6% 0.027 283.6)
-
Step 200
200
#D4D5FC
oklch(88.5% 0.053 284.1)
-
Step 300
300
#B9B9FC
oklch(81% 0.094 284.1)
-
Step 400
400
#9791FB
oklch(70.7% 0.152 284.4)
-
Step 500
500
#8071F8
oklch(63% 0.194 284.4)
-
Step 600
600 (this color)
#674FE1
oklch(53.8% 0.211 284.3)
-
Step 700
700
#5A44C9
oklch(49.1% 0.196 284.1)
-
Step 800
800
#4939A2
oklch(42.6% 0.162 284.1)
-
Step 900
900
#3D3381
oklch(37.8% 0.126 284.4)
-
Step 950
950
#231F4B
oklch(27.1% 0.079 283.9)
#674FE1 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) | #006DE6 | 0.098 |
| Deuteranopia (no green cones) | #0064DE | 0.093 |
| Tritanopia (no blue cones) | #307491 | 0.178 |
| Achromatopsia (no color) | #686868 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #674FE1
#674FE1
oklch(53.8% 0.211 284.3)
- #797100
#797100
oklch(53.9% 0.114 104.7)
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 #674FE1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Indigo #6D5ACF ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.040
- Warm Blue #4B57DB ΔE 0.042
- Dark Periwinkle #665FD1 ΔE 0.044
- Burple #6832E3 ΔE 0.049
- Iris #6258C4 ΔE 0.050
- Bluey Purple #6241C7 ΔE 0.051
- Purpley Blue #5F34E7 ΔE 0.051
Use #674FE1 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.