#757CE4
Closest named color: Cornflower (#6A79F7). oklch(62.9% 0.154 278.1), rgb(117, 124, 228).
Aa
Black text reads best on this color (5.75:1).
About this color
#757CE4 is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.154 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.034 away. Black text reads best on it, at 5.75:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.75:1 |
| White text | 3.64:1 |
Values
| HEX | #757CE4 |
| RGB | rgb(117, 124, 228) |
| HSL | hsl(236, 67%, 68%) |
| OKLCH | oklch(62.9% 0.154 278.1) |
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 #757CE4 | 3.64:1 | AA large text | Lc -69.4 | Content text, not long reading |
| Black text on #757CE4 | 5.75:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #757CE4 text on white | 3.64:1 | AA large text | Lc 63.9 | Content text, not long reading |
| #757CE4 text on black | 5.75:1 | AA | Lc -37.8 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B5BCF2
oklch(80.9% 0.077 278.8)
-
Step 400
400
#8F98EB
oklch(70.6% 0.121 278.1)
-
Step 500
500 (this color)
#757CE4
oklch(62.9% 0.154 278.1)
-
Step 600
600
#6063D3
oklch(55.6% 0.169 278.2)
-
Step 700
700
#4F51B6
oklch(49% 0.156 278.1)
-
Step 800
800
#414394
oklch(42.7% 0.13 278.3)
-
Step 900
900
#363A76
oklch(37.8% 0.101 277.5)
-
Step 950
950
#202245
oklch(27% 0.064 278.7)
#757CE4 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) | #508AE8 | 0.050 |
| Deuteranopia (no green cones) | #4682E2 | 0.053 |
| Tritanopia (no blue cones) | #4A92A5 | 0.135 |
| Achromatopsia (no color) | #868686 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #757CE4
#757CE4
oklch(62.9% 0.154 278.1)
- #9E8900
#9E8900
oklch(63% 0.13 98.3)
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 #757CE4, closest first.
No curated palette has a color within ΔE 0.04 of #757CE4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.034
- Soft Blue #6488EA ΔE 0.034
- Medium Purple #9370DB ΔE 0.051
- Medium Slate Blue #7B68EE ΔE 0.052
- Lavender Blue #8B88F8 ΔE 0.052
- Periwinkle #8E82FE ΔE 0.055
- Perrywinkle #8F8CE7 ΔE 0.058
- Cornflower Blue #6495ED ΔE 0.064
Use #757CE4 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.