#3974BA#3974BA

#3974BA is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.4% C 0.126 H 254.3°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3974BA
RGB	rgb(57, 116, 186)
HSL	hsl(213, 53%, 48%)
HSV	hsv(213, 69%, 73%)
CMYK	cmyk(69.4%, 37.6%, 0%, 27.1%)
CIE-LAB	lab(48.14, 4.10, -42.50)
CIE-LCH	lch(48.14, 42.69, 275.51°)
OKLab	oklab(55.36% -0.0341 -0.1209)
OKLCH	oklch(55.36% 0.126 254.3)
XYZ	xyz(16.7924, 16.9040, 48.8227)
Luminance	0.1691 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3974BA #BA7F39

analogous

#39B4BA #3974BA #3F39BA

triadic

#3974BA #BA3974 #74BA39

tetradic

#3974BA #BA39B4 #BA7F39 #39BA3F

square

#3974BA #BA39B4 #BA7F39 #39BA3F

split-complementary

#3974BA #BA3F39 #B4BA39

monochromatic

#1C3A5C #2B578B #3974BA #6193CF #90B3DD

Accessibility & contrast

On white

4.79

#3974BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3974BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3974BA

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3974BA	#FFFFFF	#000000	##FFFFFF
##3974BA	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5479BD

Deuteranopia (green-blind)

#416DB9

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3974ba;
/* rgb */ color: rgb(57, 116, 186);
/* oklch */ color: oklch(55.4% 0.126 254.3);

Tailwind

colors: {
  custom: {
    50: '#7e9bcf',
    500: '#3974ba',
    950: '#000000',
  },
}

SCSS

$custom: #3974ba;
$custom-light: #7e9bcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3974ba",
  "rgb": {
    "r": 57,
    "g": 116,
    "b": 186
  },
  "hsl": {
    "h": 212.558,
    "s": 53.086,
    "l": 47.647
  },
  "oklch": {
    "l": 0.5536,
    "c": 0.12561,
    "h": 254.3
  },
  "luminance": 0.16906
}

Semantic roles & 50–950 ramp

primary

#3974BA

secondary

#C8AA87

accent

#9A4BDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3974BA

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

Preview Lab → · Contrast checker → · Palette generator →