#3A75B0#3A75B0

#3A75B0 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 55.1% C 0.111 H 250.5°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A75B0
RGB	rgb(58, 117, 176)
HSL	hsl(210, 50%, 46%)
HSV	hsv(210, 67%, 69%)
CMYK	cmyk(67%, 33.5%, 0%, 31%)
CIE-LAB	lab(47.95, 0.08, -37.00)
CIE-LCH	lch(47.95, 37.00, 270.13°)
OKLab	oklab(55.05% -0.037 -0.1048)
OKLCH	oklch(55.05% 0.111 250.5)
XYZ	xyz(15.9398, 16.7551, 43.4599)
Luminance	0.1676 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A75B0 #B0753A

analogous

#3AB0B0 #3A75B0 #3A3AB0

triadic

#3A75B0 #B03A75 #75B03A

tetradic

#3A75B0 #B03AB0 #B0753A #3AB03A

square

#3A75B0 #B03AB0 #B0753A #3AB03A

split-complementary

#3A75B0 #B03A3A #B0B03A

monochromatic

#1C3854 #2B5682 #3A75B0 #5D94CA #8BB2D9

Accessibility & contrast

On white

4.83

#3A75B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#3A75B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A75B0

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A75B0	#FFFFFF	#000000	##FFFFFF
##3A75B0	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B78B3

Deuteranopia (green-blind)

#4B6DAF

Tritanopia (blue-blind)

#00838A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a75b0;
/* rgb */ color: rgb(58, 117, 176);
/* oklch */ color: oklch(55.1% 0.111 250.5);

Tailwind

colors: {
  custom: {
    50: '#7d9cc8',
    500: '#3a75b0',
    950: '#000000',
  },
}

SCSS

$custom: #3a75b0;
$custom-light: #7d9cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a75b0",
  "rgb": {
    "r": 58,
    "g": 117,
    "b": 176
  },
  "hsl": {
    "h": 210,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55053,
    "c": 0.11116,
    "h": 250.5
  },
  "luminance": 0.16757
}

Semantic roles & 50–950 ramp

primary

#3A75B0

secondary

#C3A382

accent

#944EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A75B0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →