#757AEA
Closest named color: Cornflower (#6A79F7). oklch(62.9% 0.165 278.6), rgb(117, 122, 234).
Aa
Black text reads best on this color (5.72:1).
About this color
#757AEA is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.165 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.025 away. Black text reads best on it, at 5.72:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.72:1 |
| White text | 3.66:1 |
Values
| HEX | #757AEA |
| RGB | rgb(117, 122, 234) |
| HSL | hsl(237, 74%, 69%) |
| OKLCH | oklch(62.9% 0.165 278.6) |
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 #757AEA | 3.66:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #757AEA | 5.72:1 | AA | Lc 40.0 | Non-text elements, placeholder text |
| #757AEA text on white | 3.66:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #757AEA text on black | 5.72:1 | AA | Lc -37.6 | 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
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F7
oklch(88.5% 0.044 278.4)
-
Step 300
300
#B4BCF5
oklch(80.9% 0.081 278.2)
-
Step 400
400
#8F97F0
oklch(70.7% 0.13 278.6)
-
Step 500
500 (this color)
#757AEA
oklch(62.9% 0.165 278.6)
-
Step 600
600
#6061D9
oklch(55.7% 0.179 278.5)
-
Step 700
700
#504FBC
oklch(49.1% 0.167 278.7)
-
Step 800
800
#414198
oklch(42.6% 0.139 278.7)
-
Step 900
900
#363879
oklch(37.6% 0.108 278.5)
-
Step 950
950
#202247
oklch(27.1% 0.068 278.5)
#757AEA 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) | #478AEE | 0.059 |
| Deuteranopia (no green cones) | #3C81E8 | 0.061 |
| Tritanopia (no blue cones) | #4692A7 | 0.144 |
| Achromatopsia (no color) | #858585 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757AEA
#757AEA
oklch(62.9% 0.165 278.6)
- #9D8900
#9D8900
oklch(62.9% 0.13 98.9)
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 #757AEA, closest first.
No curated palette has a color within ΔE 0.04 of #757AEA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.025
- Soft Blue #6488EA ΔE 0.039
- Medium Slate Blue #7B68EE ΔE 0.043
- Periwinkle #8E82FE ΔE 0.051
- Medium Purple #9370DB ΔE 0.051
- Lavender Blue #8B88F8 ΔE 0.052
- Perrywinkle #8F8CE7 ΔE 0.063
- Cornflower Blue #6495ED ΔE 0.069
Use #757AEA 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.