#316AB1#316AB1

#316AB1 is a mid, vivid cyan. Relative luminance 0.141; OKLCH L 52.2% C 0.127 H 255.3°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#316AB1
RGB	rgb(49, 106, 177)
HSL	hsl(213, 57%, 44%)
HSV	hsv(213, 72%, 69%)
CMYK	cmyk(72.3%, 40.1%, 0%, 30.6%)
CIE-LAB	lab(44.42, 5.81, -43.19)
CIE-LCH	lch(44.42, 43.58, 277.67°)
OKLab	oklab(52.22% -0.0322 -0.1232)
OKLCH	oklch(52.22% 0.127 255.3)
XYZ	xyz(14.3535, 14.1338, 43.5581)
Luminance	0.1414 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316AB1 #B17831

analogous

#31AAB1 #316AB1 #3831B1

triadic

#316AB1 #B1316A #6AB131

tetradic

#316AB1 #B131AA #B17831 #31B138

square

#316AB1 #B131AA #B17831 #31B138

split-complementary

#316AB1 #B13831 #AAB131

monochromatic

#163151 #244D81 #316AB1 #5189CF #80A9DC

Accessibility & contrast

On white

5.49

#316AB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#316AB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316AB1

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316AB1	#FFFFFF	#000000	##FFFFFF
##316AB1	1.00	5.49	3.83	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#496FB4

Deuteranopia (green-blind)

#3564B0

Tritanopia (blue-blind)

#007B85

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #316ab1;
/* rgb */ color: rgb(49, 106, 177);
/* oklch */ color: oklch(52.2% 0.127 255.3);

Tailwind

colors: {
  custom: {
    50: '#7994c9',
    500: '#316ab1',
    950: '#000000',
  },
}

SCSS

$custom: #316ab1;
$custom-light: #7994c9;
$custom-dark: #000000;

JSON

{
  "hex": "#316ab1",
  "rgb": {
    "r": 49,
    "g": 106,
    "b": 177
  },
  "hsl": {
    "h": 213.281,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.52222,
    "c": 0.12734,
    "h": 255.3
  },
  "luminance": 0.14135
}

Semantic roles & 50–950 ramp

primary

#316AB1

secondary

#C5A379

accent

#9C48E0

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #316AB1

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

Preview Lab → · Contrast checker → · Palette generator →