#317BBA#317BBA

#317BBA is a mid, vivid cyan. Relative luminance 0.184; OKLCH L 56.7% C 0.122 H 247.8°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#317BBA
RGB	rgb(49, 123, 186)
HSL	hsl(208, 58%, 46%)
HSV	hsv(208, 74%, 73%)
CMYK	cmyk(73.7%, 33.9%, 0%, 27.1%)
CIE-LAB	lab(49.93, -1.33, -39.67)
CIE-LCH	lch(49.93, 39.70, 268.08°)
OKLab	oklab(56.69% -0.0461 -0.1126)
OKLCH	oklch(56.69% 0.122 247.8)
XYZ	xyz(17.2091, 18.3621, 49.0821)
Luminance	0.1836 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#317BBA #BA7031

analogous

#31BAB4 #317BBA #3136BA

triadic

#317BBA #BA317B #7BBA31

tetradic

#317BBA #B431BA #BA7031 #36BA31

square

#317BBA #B431BA #BA7031 #36BA31

split-complementary

#317BBA #BA3136 #BAB431

monochromatic

#173B59 #245B8A #317BBA #5699D2 #86B6DF

Accessibility & contrast

On white

4.49

#317BBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.67

#317BBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #317BBA

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##317BBA	#FFFFFF	#000000	##000000
##317BBA	1.00	4.49	4.67	4.67
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7EBD

Deuteranopia (green-blind)

#4B71B9

Tritanopia (blue-blind)

#008A92

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #317bba;
/* rgb */ color: rgb(49, 123, 186);
/* oklch */ color: oklch(56.7% 0.122 247.8);

Tailwind

colors: {
  custom: {
    50: '#7ba0cf',
    500: '#317bba',
    950: '#000000',
  },
}

SCSS

$custom: #317bba;
$custom-light: #7ba0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#317bba",
  "rgb": {
    "r": 49,
    "g": 123,
    "b": 186
  },
  "hsl": {
    "h": 207.591,
    "s": 58.298,
    "l": 46.078
  },
  "oklch": {
    "l": 0.56691,
    "c": 0.1217,
    "h": 247.8
  },
  "luminance": 0.18364
}

Semantic roles & 50–950 ramp

primary

#317BBA

secondary

#C9A07E

accent

#8E46E2

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #317BBA

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

Preview Lab → · Contrast checker → · Palette generator →