#757CF4
Closest named color: Cornflower (#6A79F7). oklch(63.9% 0.176 277.7), rgb(117, 124, 244).
Aa
Black text reads best on this color (5.94:1).
About this color
#757CF4 is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.176 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.018 away. Black text reads best on it, at 5.94:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.176) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #757CF4 |
| RGB | rgb(117, 124, 244) |
| HSL | hsl(237, 85%, 71%) |
| OKLCH | oklch(63.9% 0.176 277.7) |
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 #757CF4 | 3.53:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #757CF4 | 5.94:1 | AA | Lc 41.4 | Non-text elements, placeholder text |
| #757CF4 text on white | 3.53:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #757CF4 text on black | 5.94:1 | AA | Lc -39.0 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D1D7F9
oklch(88.5% 0.047 277.5)
-
Step 300
300
#B3BCF8
oklch(80.9% 0.085 277.7)
-
Step 400
400
#8D97F5
oklch(70.8% 0.137 277.7)
-
Step 500
500 (this color)
#757CF4
oklch(63.9% 0.176 277.7)
-
Step 600
600
#5D5FE0
oklch(55.6% 0.192 277.5)
-
Step 700
700
#4D4DC2
oklch(49% 0.178 277.6)
-
Step 800
800
#3F409D
oklch(42.7% 0.148 277.7)
-
Step 900
900
#35387D
oklch(37.8% 0.115 277.5)
-
Step 950
950
#1F2149
oklch(27% 0.073 278.2)
#757CF4 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) | #428EF8 | 0.063 |
| Deuteranopia (no green cones) | #3383F1 | 0.066 |
| Tritanopia (no blue cones) | #3D96AC | 0.154 |
| Achromatopsia (no color) | #888888 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757CF4
#757CF4
oklch(63.9% 0.176 277.7)
- #A28B00
#A28B00
oklch(63.8% 0.132 97.4)
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 #757CF4, closest first.
No curated palette has a color within ΔE 0.04 of #757CF4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.018
- Soft Blue #6488EA ΔE 0.040
- Periwinkle #8E82FE ΔE 0.042
- Lavender Blue #8B88F8 ΔE 0.045
- Medium Slate Blue #7B68EE ΔE 0.046
- Medium Purple #9370DB ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.063
- Cornflower Blue #6495ED ΔE 0.067
Use #757CF4 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.