#317E9D#317E9D

#317E9D is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.088 H 228.2°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#317E9D
RGB	rgb(49, 126, 157)
HSL	hsl(197, 52%, 40%)
HSV	hsv(197, 69%, 62%)
CMYK	cmyk(68.8%, 19.7%, 0%, 38.4%)
CIE-LAB	lab(49.51, -13.29, -23.52)
CIE-LCH	lch(49.51, 27.02, 240.54°)
OKLab	oklab(55.91% -0.0588 -0.0659)
OKLCH	oklch(55.91% 0.088 228.2)
XYZ	xyz(14.8108, 18.0074, 34.5870)
Luminance	0.1801 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317E9D #9D5031

analogous

#319D86 #317E9D #31489D

triadic

#317E9D #9D317E #7E9D31

tetradic

#317E9D #86319D #9D5031 #489D31

square

#317E9D #86319D #9D5031 #489D31

split-complementary

#317E9D #9D3148 #9D8631

monochromatic

#143340 #22596E #317E9D #46A1C5 #75B8D4

Accessibility & contrast

On white

4.56

#317E9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#317E9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317E9D

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317E9D	#FFFFFF	#000000	##000000
##317E9D	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7C9F

Deuteranopia (green-blind)

#5F719D

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #317e9d;
/* rgb */ color: rgb(49, 126, 157);
/* oklch */ color: oklch(55.9% 0.088 228.2);

Tailwind

colors: {
  custom: {
    50: '#76a3ba',
    500: '#317e9d',
    950: '#000000',
  },
}

SCSS

$custom: #317e9d;
$custom-light: #76a3ba;
$custom-dark: #000000;

JSON

{
  "hex": "#317e9d",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 157
  },
  "hsl": {
    "h": 197.222,
    "s": 52.427,
    "l": 40.392
  },
  "oklch": {
    "l": 0.55912,
    "c": 0.0883,
    "h": 228.2
  },
  "luminance": 0.18009
}

Semantic roles & 50–950 ramp

primary

#317E9D

secondary

#BC846E

accent

#754CDC

background

#F7FAFB

surface

#EEF3F6

border

#C9CDD0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #317E9D

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

Preview Lab → · Contrast checker → · Palette generator →