#317EBB#317EBB

#317EBB is a mid, vivid cyan. Relative luminance 0.192; OKLCH L 57.4% C 0.120 H 246.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#317EBB
RGB	rgb(49, 126, 187)
HSL	hsl(207, 58%, 46%)
HSV	hsv(207, 74%, 73%)
CMYK	cmyk(73.8%, 32.6%, 0%, 26.7%)
CIE-LAB	lab(50.87, -2.76, -38.76)
CIE-LCH	lch(50.87, 38.86, 265.93°)
OKLab	oklab(57.45% -0.0487 -0.1099)
OKLCH	oklch(57.45% 0.12 246.1)
XYZ	xyz(17.6937, 19.1605, 49.7699)
Luminance	0.1916 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317EBB #BB6E31

analogous

#31BBB3 #317EBB #3139BB

triadic

#317EBB #BB317E #7EBB31

tetradic

#317EBB #B331BB #BB6E31 #39BB31

square

#317EBB #B331BB #BB6E31 #39BB31

split-complementary

#317EBB #BB3139 #BBB331

monochromatic

#183D5A #245D8B #317EBB #569CD3 #87B8E0

Accessibility & contrast

On white

4.35

#317EBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#317EBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317EBB

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317EBB	#FFFFFF	#000000	##000000
##317EBB	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6280BE

Deuteranopia (green-blind)

#4F73BA

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #317ebb;
/* rgb */ color: rgb(49, 126, 187);
/* oklch */ color: oklch(57.4% 0.120 246.1);

Tailwind

colors: {
  custom: {
    50: '#7ba3d0',
    500: '#317ebb',
    950: '#000000',
  },
}

SCSS

$custom: #317ebb;
$custom-light: #7ba3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#317ebb",
  "rgb": {
    "r": 49,
    "g": 126,
    "b": 187
  },
  "hsl": {
    "h": 206.522,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57449,
    "c": 0.12023,
    "h": 246.1
  },
  "luminance": 0.19163
}

Semantic roles & 50–950 ramp

primary

#317EBB

secondary

#C9A07F

accent

#8B46E2

background

#F8FAFC

surface

#EFF3F9

border

#CACDD2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #317EBB

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

Preview Lab → · Contrast checker → · Palette generator →