#5E75EC
Closest named color: Cornflower (#6A79F7). oklch(60.6% 0.18 271.8), rgb(94, 117, 236).
Aa
Black text reads best on this color (5.23:1).
About this color
#5E75EC is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.180 and its hue 272°. 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 5.23:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.180) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.23:1 |
| White text | 4.01:1 |
Values
| HEX | #5E75EC |
| RGB | rgb(94, 117, 236) |
| HSL | hsl(230, 79%, 65%) |
| OKLCH | oklch(60.6% 0.18 271.8) |
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 #5E75EC | 4.01:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #5E75EC | 5.23:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #5E75EC text on white | 4.01:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #5E75EC text on black | 5.23:1 | AA | Lc -34.5 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CDD8FA
oklch(88.5% 0.048 271.2)
-
Step 300
300
#ACBEFA
oklch(80.9% 0.087 271.4)
-
Step 400
400
#8299F8
oklch(70.6% 0.141 272.1)
-
Step 500
500 (this color)
#5E75EC
oklch(60.6% 0.18 271.8)
-
Step 600
600
#4E62E3
oklch(55.5% 0.196 271.8)
-
Step 700
700
#4050C6
oklch(49% 0.183 271.9)
-
Step 800
800
#3443A0
oklch(42.7% 0.151 271.5)
-
Step 900
900
#2D3A7F
oklch(37.8% 0.117 271.7)
-
Step 950
950
#1A224A
oklch(26.9% 0.075 272)
#5E75EC 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) | #3285F0 | 0.050 |
| Deuteranopia (no green cones) | #0A79EA | 0.058 |
| Tritanopia (no blue cones) | #0090A5 | 0.155 |
| Achromatopsia (no color) | #7F7F7F | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E75EC
#5E75EC
oklch(60.6% 0.18 271.8)
- #9D7E00
#9D7E00
oklch(60.5% 0.124 91.4)
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 #5E75EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.025
- Medium Slate Blue #7B68EE ΔE 0.047
- Royal Blue #4169E1 ΔE 0.050
- Soft Blue #6488EA ΔE 0.051
- Clear Blue #247AFD ΔE 0.052
- Neon Blue #4361EE ΔE 0.061
- Dark Periwinkle #665FD1 ΔE 0.063
- Cerulean Blue #056EEE ΔE 0.068
Use #5E75EC 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.