#3174B1#3174B1

#3174B1 is a mid, moderate cyan. Relative luminance 0.163; OKLCH L 54.5% C 0.117 H 249.0°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3174B1
RGB	rgb(49, 116, 177)
HSL	hsl(209, 57%, 44%)
HSV	hsv(209, 72%, 69%)
CMYK	cmyk(72.3%, 34.5%, 0%, 30.6%)
CIE-LAB	lab(47.39, -0.37, -38.49)
CIE-LCH	lch(47.39, 38.49, 269.44°)
OKLab	oklab(54.54% -0.0419 -0.1093)
OKLCH	oklch(54.54% 0.117 249)
XYZ	xyz(15.4448, 16.3164, 43.9218)
Luminance	0.1632 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3174B1 #B16E31

analogous

#31B1AE #3174B1 #3134B1

triadic

#3174B1 #B13174 #74B131

tetradic

#3174B1 #AE31B1 #B16E31 #34B131

square

#3174B1 #AE31B1 #B16E31 #34B131

split-complementary

#3174B1 #B13134 #B1AE31

monochromatic

#163551 #245581 #3174B1 #5193CF #80B0DC

Accessibility & contrast

On white

4.93

#3174B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#3174B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3174B1

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3174B1	#FFFFFF	#000000	##FFFFFF
##3174B1	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B4

Deuteranopia (green-blind)

#466BB0

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3174b1;
/* rgb */ color: rgb(49, 116, 177);
/* oklch */ color: oklch(54.5% 0.117 249.0);

Tailwind

colors: {
  custom: {
    50: '#799bc8',
    500: '#3174b1',
    950: '#000000',
  },
}

SCSS

$custom: #3174b1;
$custom-light: #799bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3174b1",
  "rgb": {
    "r": 49,
    "g": 116,
    "b": 177
  },
  "hsl": {
    "h": 208.594,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54539,
    "c": 0.11703,
    "h": 249
  },
  "luminance": 0.16318
}

Semantic roles & 50–950 ramp

primary

#3174B1

secondary

#C59D79

accent

#9048E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3174B1

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

Preview Lab → · Contrast checker → · Palette generator →