#3674B2#3674B2

#3674B2 is a mid, moderate cyan. Relative luminance 0.165; OKLCH L 54.8% C 0.116 H 250.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3674B2
RGB	rgb(54, 116, 178)
HSL	hsl(210, 53%, 45%)
HSV	hsv(210, 70%, 70%)
CMYK	cmyk(69.7%, 34.8%, 0%, 30.2%)
CIE-LAB	lab(47.61, 0.75, -38.71)
CIE-LCH	lch(47.61, 38.72, 271.11°)
OKLab	oklab(54.78% -0.0383 -0.1099)
OKLCH	oklch(54.78% 0.116 250.8)
XYZ	xyz(15.7996, 16.4877, 44.4606)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3674B2 #B27436

analogous

#36B2B2 #3674B2 #3636B2

triadic

#3674B2 #B23674 #74B236

tetradic

#3674B2 #B236B2 #B27436 #36B236

square

#3674B2 #B236B2 #B27436 #36B236

split-complementary

#3674B2 #B23636 #B2B236

monochromatic

#1A3754 #285583 #3674B2 #5993CD #88B1DB

Accessibility & contrast

On white

4.89

#3674B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3674B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3674B2

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3674B2	#FFFFFF	#000000	##FFFFFF
##3674B2	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B5

Deuteranopia (green-blind)

#476CB1

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3674b2;
/* rgb */ color: rgb(54, 116, 178);
/* oklch */ color: oklch(54.8% 0.116 250.8);

Tailwind

colors: {
  custom: {
    50: '#7b9bc9',
    500: '#3674b2',
    950: '#000000',
  },
}

SCSS

$custom: #3674b2;
$custom-light: #7b9bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3674b2",
  "rgb": {
    "r": 54,
    "g": 116,
    "b": 178
  },
  "hsl": {
    "h": 210,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.54777,
    "c": 0.11634,
    "h": 250.8
  },
  "luminance": 0.16489
}

Semantic roles & 50–950 ramp

primary

#3674B2

secondary

#C5A27F

accent

#944BDD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3674B2

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

Preview Lab → · Contrast checker → · Palette generator →