#3A74B5#3A74B5

#3A74B5 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 55.1% C 0.119 H 253.0°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A74B5
RGB	rgb(58, 116, 181)
HSL	hsl(212, 51%, 47%)
HSV	hsv(212, 68%, 71%)
CMYK	cmyk(68%, 35.9%, 0%, 29%)
CIE-LAB	lab(47.91, 2.47, -39.96)
CIE-LCH	lch(47.91, 40.04, 273.54°)
OKLab	oklab(55.11% -0.0346 -0.1135)
OKLCH	oklch(55.11% 0.119 253)
XYZ	xyz(16.3277, 16.7248, 46.0748)
Luminance	0.1673 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A74B5 #B57B3A

analogous

#3AB2B5 #3A74B5 #3E3AB5

triadic

#3A74B5 #B53A74 #74B53A

tetradic

#3A74B5 #B53AB2 #B57B3A #3AB53E

square

#3A74B5 #B53AB2 #B57B3A #3AB53E

split-complementary

#3A74B5 #B53E3A #B2B53A

monochromatic

#1C3958 #2B5687 #3A74B5 #6093CC #8EB3DB

Accessibility & contrast

On white

4.83

#3A74B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#3A74B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A74B5

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A74B5	#FFFFFF	#000000	##FFFFFF
##3A74B5	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)

#5778B8

Deuteranopia (green-blind)

#466CB4

Tritanopia (blue-blind)

#00838C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a74b5;
/* rgb */ color: rgb(58, 116, 181);
/* oklch */ color: oklch(55.1% 0.119 253.0);

Tailwind

colors: {
  custom: {
    50: '#7e9bcb',
    500: '#3a74b5',
    950: '#000000',
  },
}

SCSS

$custom: #3a74b5;
$custom-light: #7e9bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a74b5",
  "rgb": {
    "r": 58,
    "g": 116,
    "b": 181
  },
  "hsl": {
    "h": 211.707,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55106,
    "c": 0.11864,
    "h": 253
  },
  "luminance": 0.16727
}

Semantic roles & 50–950 ramp

primary

#3A74B5

secondary

#C6A785

accent

#984DDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A74B5

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

Preview Lab → · Contrast checker → · Palette generator →