#3175B1#3175B1

#3175B1 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.8% C 0.116 H 248.3°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3175B1
RGB	rgb(49, 117, 177)
HSL	hsl(208, 57%, 44%)
HSV	hsv(208, 72%, 69%)
CMYK	cmyk(72.3%, 33.9%, 0%, 30.6%)
CIE-LAB	lab(47.69, -0.98, -38.02)
CIE-LCH	lch(47.69, 38.03, 268.52°)
OKLab	oklab(54.77% -0.0428 -0.1079)
OKLCH	oklch(54.77% 0.116 248.3)
XYZ	xyz(15.5607, 16.5481, 43.9605)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3175B1 #B16D31

analogous

#31B1AD #3175B1 #3135B1

triadic

#3175B1 #B13175 #75B131

tetradic

#3175B1 #AD31B1 #B16D31 #35B131

square

#3175B1 #AD31B1 #B16D31 #35B131

split-complementary

#3175B1 #B13135 #B1AD31

monochromatic

#163651 #245581 #3175B1 #5194CF #80B1DC

Accessibility & contrast

On white

4.87

#3175B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3175B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3175B1

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3175B1	#FFFFFF	#000000	##FFFFFF
##3175B1	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A78B4

Deuteranopia (green-blind)

#486CB0

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3175b1;
/* rgb */ color: rgb(49, 117, 177);
/* oklch */ color: oklch(54.8% 0.116 248.3);

Tailwind

colors: {
  custom: {
    50: '#799cc8',
    500: '#3175b1',
    950: '#000000',
  },
}

SCSS

$custom: #3175b1;
$custom-light: #799cc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3175b1",
  "rgb": {
    "r": 49,
    "g": 117,
    "b": 177
  },
  "hsl": {
    "h": 208.125,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54773,
    "c": 0.11609,
    "h": 248.3
  },
  "luminance": 0.1655
}

Semantic roles & 50–950 ramp

primary

#3175B1

secondary

#C59D79

accent

#8F48E0

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3175B1

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

Preview Lab → · Contrast checker → · Palette generator →