#747CEC
Closest named color: Cornflower (#6A79F7). oklch(63.4% 0.166 277.5), rgb(116, 124, 236).
Aa
Black text reads best on this color (5.83:1).
About this color
#747CEC is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.166 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.023 away. Black text reads best on it, at 5.83:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.83:1 |
| White text | 3.59:1 |
Values
| HEX | #747CEC |
| RGB | rgb(116, 124, 236) |
| HSL | hsl(236, 76%, 69%) |
| OKLCH | oklch(63.4% 0.166 277.5) |
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 #747CEC | 3.59:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #747CEC | 5.83:1 | AA | Lc 40.7 | Non-text elements, placeholder text |
| #747CEC text on white | 3.59:1 | AA large text | Lc 63.4 | Content text, not long reading |
| #747CEC text on black | 5.83:1 | AA | Lc -38.3 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D1D7F7
oklch(88.5% 0.044 277.1)
-
Step 300
300
#B3BCF5
oklch(80.8% 0.081 277.4)
-
Step 400
400
#8D98F0
oklch(70.7% 0.129 277.2)
-
Step 500
500 (this color)
#747CEC
oklch(63.4% 0.166 277.5)
-
Step 600
600
#5E61D9
oklch(55.5% 0.18 277.7)
-
Step 700
700
#4E50BD
oklch(49.2% 0.167 277.5)
-
Step 800
800
#3F4299
oklch(42.7% 0.139 277.2)
-
Step 900
900
#353979
oklch(37.7% 0.107 277.3)
-
Step 950
950
#1F2247
oklch(27.1% 0.068 277.3)
#747CEC 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) | #498CF0 | 0.056 |
| Deuteranopia (no green cones) | #3D82EA | 0.058 |
| Tritanopia (no blue cones) | #4294A9 | 0.144 |
| Achromatopsia (no color) | #878787 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #747CEC
#747CEC
oklch(63.4% 0.166 277.5)
- #A08A00
#A08A00
oklch(63.4% 0.131 97.9)
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 #747CEC, closest first.
No curated palette has a color within ΔE 0.04 of #747CEC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.023
- Soft Blue #6488EA ΔE 0.034
- Medium Slate Blue #7B68EE ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.048
- Periwinkle #8E82FE ΔE 0.049
- Medium Purple #9370DB ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.060
- Cornflower Blue #6495ED ΔE 0.064
Use #747CEC 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.