#317BC8#317BC8

#317BC8 is a mid, vivid cyan. Relative luminance 0.190; OKLCH L 57.5% C 0.139 H 252.3°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#317BC8
RGB	rgb(49, 123, 200)
HSL	hsl(211, 61%, 49%)
HSV	hsv(211, 76%, 78%)
CMYK	cmyk(75.5%, 38.5%, 0%, 21.6%)
CIE-LAB	lab(50.67, 3.80, -46.53)
CIE-LCH	lch(50.67, 46.68, 274.66°)
OKLab	oklab(57.51% -0.0424 -0.1327)
OKLCH	oklch(57.51% 0.139 252.3)
XYZ	xyz(18.7710, 18.9868, 57.3079)
Luminance	0.1899 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317BC8 #C87E31

analogous

#31C7C8 #317BC8 #3231C8

triadic

#317BC8 #C8317B #7BC831

tetradic

#317BC8 #C831C7 #C87E31 #31C832

square

#317BC8 #C831C7 #C87E31 #31C832

split-complementary

#317BC8 #C83231 #C7C831

monochromatic

#193F66 #255D97 #317BC8 #5F9AD8 #90B9E4

Accessibility & contrast

On white

4.38

#317BC8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#317BC8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317BC8

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317BC8	#FFFFFF	#000000	##000000
##317BC8	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5780CB

Deuteranopia (green-blind)

#3F72C6

Tritanopia (blue-blind)

#008D98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #317bc8;
/* rgb */ color: rgb(49, 123, 200);
/* oklch */ color: oklch(57.5% 0.139 252.3);

Tailwind

colors: {
  custom: {
    50: '#7ea0d9',
    500: '#317bc8',
    950: '#000000',
  },
}

SCSS

$custom: #317bc8;
$custom-light: #7ea0d9;
$custom-dark: #000000;

JSON

{
  "hex": "#317bc8",
  "rgb": {
    "r": 49,
    "g": 123,
    "b": 200
  },
  "hsl": {
    "h": 210.596,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57512,
    "c": 0.13932,
    "h": 252.3
  },
  "luminance": 0.18989
}

Semantic roles & 50–950 ramp

primary

#317BC8

secondary

#CEAB86

accent

#9544E4

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #317BC8

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

Preview Lab → · Contrast checker → · Palette generator →