#6674EE
Closest named color: Cornflower (#6A79F7). oklch(61% 0.182 274.7), rgb(102, 116, 238).
Aa
Black text reads best on this color (5.29:1).
About this color
#6674EE is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.182 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.019 away. Black text reads best on it, at 5.29:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.182) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #6674EE |
| RGB | rgb(102, 116, 238) |
| HSL | hsl(234, 80%, 67%) |
| OKLCH | oklch(61% 0.182 274.7) |
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 #6674EE | 3.96:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #6674EE | 5.29:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #6674EE text on white | 3.96:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #6674EE text on black | 5.29:1 | AA | Lc -35.0 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CFD7FB
oklch(88.5% 0.05 275.4)
-
Step 300
300
#AFBDFB
oklch(81% 0.089 274.4)
-
Step 400
400
#8798F8
oklch(70.7% 0.141 274.6)
-
Step 500
500 (this color)
#6674EE
oklch(61% 0.182 274.7)
-
Step 600
600
#5660E4
oklch(55.7% 0.197 274.7)
-
Step 700
700
#474EC6
oklch(49.1% 0.184 274.8)
-
Step 800
800
#3A41A0
oklch(42.7% 0.152 274.8)
-
Step 900
900
#31387F
oklch(37.7% 0.119 274.9)
-
Step 950
950
#1C224A
oklch(27% 0.074 274)
#6674EE 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) | #2F86F2 | 0.061 |
| Deuteranopia (no green cones) | #0D7AEB | 0.067 |
| Tritanopia (no blue cones) | #0290A6 | 0.161 |
| Achromatopsia (no color) | #808080 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6674EE
#6674EE
oklch(61% 0.182 274.7)
- #9B8100
#9B8100
oklch(61% 0.125 94.7)
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 #6674EE, closest first.
No curated palette has a color within ΔE 0.04 of #6674EE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.019
- Medium Slate Blue #7B68EE ΔE 0.038
- Soft Blue #6488EA ΔE 0.052
- Royal Blue #4169E1 ΔE 0.058
- Clear Blue #247AFD ΔE 0.060
- Dark Periwinkle #665FD1 ΔE 0.064
- Neon Blue #4361EE ΔE 0.066
- Medium Purple #9370DB ΔE 0.071
Use #6674EE 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.