#757AF8
Closest named color: Cornflower (#6A79F7). oklch(63.8% 0.184 278.1), rgb(117, 122, 248).
Aa
Black text reads best on this color (5.89:1).
About this color
#757AF8 is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.184 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.015 away. Black text reads best on it, at 5.89:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.184) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.89:1 |
| White text | 3.56:1 |
Values
| HEX | #757AF8 |
| RGB | rgb(117, 122, 248) |
| HSL | hsl(238, 90%, 72%) |
| OKLCH | oklch(63.8% 0.184 278.1) |
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 #757AF8 | 3.56:1 | AA large text | Lc -68.4 | Content text, not long reading |
| Black text on #757AF8 | 5.89:1 | AA | Lc 41.1 | Non-text elements, placeholder text |
| #757AF8 text on white | 3.56:1 | AA large text | Lc 62.9 | Content text, not long reading |
| #757AF8 text on black | 5.89:1 | AA | Lc -38.7 | 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
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#D1D7FB
oklch(88.6% 0.05 277.9)
-
Step 300
300
#B3BBFB
oklch(80.9% 0.091 278.6)
-
Step 400
400
#8D96F9
oklch(70.8% 0.144 278.1)
-
Step 500
500 (this color)
#757AF8
oklch(63.8% 0.184 278.1)
-
Step 600
600
#5E5DE4
oklch(55.7% 0.199 278.1)
-
Step 700
700
#4E4BC6
oklch(49.1% 0.186 278.1)
-
Step 800
800
#403FA0
oklch(42.8% 0.153 278.2)
-
Step 900
900
#35377F
oklch(37.8% 0.119 277.8)
-
Step 950
950
#1F214B
oklch(27.1% 0.076 278)
#757AF8 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) | #388DFC | 0.069 |
| Deuteranopia (no green cones) | #2583F5 | 0.074 |
| Tritanopia (no blue cones) | #3996AE | 0.160 |
| Achromatopsia (no color) | #888888 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757AF8
#757AF8
oklch(63.8% 0.184 278.1)
- #A18B00
#A18B00
oklch(63.7% 0.132 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 #757AF8, closest first.
No curated palette has a color within ΔE 0.04 of #757AF8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.015
- Medium Slate Blue #7B68EE ΔE 0.043
- Periwinkle #8E82FE ΔE 0.043
- Soft Blue #6488EA ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.049
- Medium Purple #9370DB ΔE 0.062
- Perrywinkle #8F8CE7 ΔE 0.069
- Cornflower Blue #6495ED ΔE 0.073
Use #757AF8 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.