#317DBF#317DBF

#317DBF is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.126 H 248.3°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#317DBF
RGB	rgb(49, 125, 191)
HSL	hsl(208, 59%, 47%)
HSV	hsv(208, 74%, 75%)
CMYK	cmyk(74.3%, 34.6%, 0%, 25.1%)
CIE-LAB	lab(50.78, -0.71, -41.21)
CIE-LCH	lch(50.78, 41.21, 269.01°)
OKLab	oklab(57.44% -0.0466 -0.1171)
OKLCH	oklch(57.44% 0.126 248.3)
XYZ	xyz(18.0006, 19.0797, 52.0142)
Luminance	0.1908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317DBF #BF7331

analogous

#31BFBA #317DBF #3136BF

triadic

#317DBF #BF317D #7DBF31

tetradic

#317DBF #BA31BF #BF7331 #36BF31

square

#317DBF #BA31BF #BF7331 #36BF31

split-complementary

#317DBF #BF3136 #BFBA31

monochromatic

#183D5E #255D8E #317DBF #599BD4 #8AB8E1

Accessibility & contrast

On white

4.36

#317DBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#317DBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317DBF

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317DBF	#FFFFFF	#000000	##000000
##317DBF	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F80C2

Deuteranopia (green-blind)

#4A73BE

Tritanopia (blue-blind)

#008D95

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #317dbf;
/* rgb */ color: rgb(49, 125, 191);
/* oklch */ color: oklch(57.4% 0.126 248.3);

Tailwind

colors: {
  custom: {
    50: '#7ca2d2',
    500: '#317dbf',
    950: '#000000',
  },
}

SCSS

$custom: #317dbf;
$custom-light: #7ca2d2;
$custom-dark: #000000;

JSON

{
  "hex": "#317dbf",
  "rgb": {
    "r": 49,
    "g": 125,
    "b": 191
  },
  "hsl": {
    "h": 207.887,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.57441,
    "c": 0.12601,
    "h": 248.3
  },
  "luminance": 0.19082
}

Semantic roles & 50–950 ramp

primary

#317DBF

secondary

#CBA381

accent

#8E45E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F14

muted

#7C7E82

Preview Lab

Preview with #317DBF

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

Preview Lab → · Contrast checker → · Palette generator →