#6F74DF
Closest named color: Cornflower (#6A79F7). oklch(60.7% 0.159 278.5), rgb(111, 116, 223).
Aa
Black text reads best on this color (5.23:1).
About this color
#6F74DF is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.159 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.037 away. Black text reads best on it, at 5.23:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.23:1 |
| White text | 4.00:1 |
Values
| HEX | #6F74DF |
| RGB | rgb(111, 116, 223) |
| HSL | hsl(237, 64%, 65%) |
| OKLCH | oklch(60.7% 0.159 278.5) |
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 #6F74DF | 4.00:1 | AA large text | Lc -72.7 | Content text, not long reading |
| Black text on #6F74DF | 5.23:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #6F74DF text on white | 4.00:1 | AA large text | Lc 67.2 | Content text, not long reading |
| #6F74DF text on black | 5.23:1 | AA | Lc -34.5 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F6
oklch(88.5% 0.043 278.2)
-
Step 300
300
#B5BCF3
oklch(80.9% 0.078 278.9)
-
Step 400
400
#8F98ED
oklch(70.7% 0.124 278.1)
-
Step 500
500 (this color)
#6F74DF
oklch(60.7% 0.159 278.5)
-
Step 600
600
#6062D5
oklch(55.6% 0.173 278.4)
-
Step 700
700
#5050B9
oklch(49.1% 0.162 278.6)
-
Step 800
800
#414296
oklch(42.6% 0.135 278.5)
-
Step 900
900
#373977
oklch(37.7% 0.104 278.8)
-
Step 950
950
#202246
oklch(27.1% 0.066 278.6)
#6F74DF 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) | #4383E3 | 0.056 |
| Deuteranopia (no green cones) | #397BDD | 0.059 |
| Tritanopia (no blue cones) | #428B9F | 0.139 |
| Achromatopsia (no color) | #7F7F7F | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F74DF
#6F74DF
oklch(60.7% 0.159 278.5)
- #968200
#968200
oklch(60.7% 0.125 98.3)
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 #6F74DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.037
- Medium Slate Blue #7B68EE ΔE 0.041
- Soft Blue #6488EA ΔE 0.051
- Medium Purple #9370DB ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.057
- Light Indigo #6D5ACF ΔE 0.065
- Royal Blue #4169E1 ΔE 0.066
- Slate Blue #6A5ACD ΔE 0.067
Use #6F74DF 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.