#3A74B2#3A74B2

#3A74B2 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.9% C 0.115 H 252.0°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3A74B2
RGB	rgb(58, 116, 178)
HSL	hsl(211, 51%, 46%)
HSV	hsv(211, 67%, 70%)
CMYK	cmyk(67.4%, 34.8%, 0%, 30.2%)
CIE-LAB	lab(47.76, 1.40, -38.47)
CIE-LCH	lch(47.76, 38.49, 272.09°)
OKLab	oklab(54.93% -0.0355 -0.1091)
OKLCH	oklch(54.93% 0.115 252)
XYZ	xyz(16.0232, 16.6030, 44.4711)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A74B2 #B2783A

analogous

#3AB0B2 #3A74B2 #3C3AB2

triadic

#3A74B2 #B23A74 #74B23A

tetradic

#3A74B2 #B23AB0 #B2783A #3AB23C

square

#3A74B2 #B23AB0 #B2783A #3AB23C

split-complementary

#3A74B2 #B23C3A #B0B23A

monochromatic

#1C3856 #2B5684 #3A74B2 #5F93CB #8DB2DA

Accessibility & contrast

On white

4.86

#3A74B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#3A74B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A74B2

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A74B2	#FFFFFF	#000000	##FFFFFF
##3A74B2	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5978B5

Deuteranopia (green-blind)

#486CB1

Tritanopia (blue-blind)

#00828B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3a74b2;
/* rgb */ color: rgb(58, 116, 178);
/* oklch */ color: oklch(54.9% 0.115 252.0);

Tailwind

colors: {
  custom: {
    50: '#7d9bc9',
    500: '#3a74b2',
    950: '#000000',
  },
}

SCSS

$custom: #3a74b2;
$custom-light: #7d9bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a74b2",
  "rgb": {
    "r": 58,
    "g": 116,
    "b": 178
  },
  "hsl": {
    "h": 211,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54934,
    "c": 0.11472,
    "h": 252
  },
  "luminance": 0.16605
}

Semantic roles & 50–950 ramp

primary

#3A74B2

secondary

#C4A583

accent

#964DDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A74B2

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

Preview Lab → · Contrast checker → · Palette generator →