#316ABB#316ABB

#316ABB is a mid, vivid blue. Relative luminance 0.145; OKLCH L 52.9% C 0.141 H 257.7°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#316ABB
RGB	rgb(49, 106, 187)
HSL	hsl(215, 58%, 46%)
HSV	hsv(215, 74%, 73%)
CMYK	cmyk(73.8%, 43.3%, 0%, 26.7%)
CIE-LAB	lab(45.01, 9.54, -48.08)
CIE-LCH	lch(45.01, 49.02, 281.22°)
OKLab	oklab(52.86% -0.0301 -0.1376)
OKLCH	oklch(52.86% 0.141 257.7)
XYZ	xyz(15.3870, 14.5472, 49.0010)
Luminance	0.1455 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#316ABB #BB8231

analogous

#31AFBB #316ABB #3D31BB

triadic

#316ABB #BB316A #6ABB31

tetradic

#316ABB #BB31AF #BB8231 #31BB3D

square

#316ABB #BB31AF #BB8231 #31BB3D

split-complementary

#316ABB #BB3D31 #AFBB31

monochromatic

#18335A #244F8B #316ABB #568AD3 #87ABE0

Accessibility & contrast

On white

5.37

#316ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#316ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #316ABB

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##316ABB	#FFFFFF	#000000	##FFFFFF
##316ABB	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4271BE

Deuteranopia (green-blind)

#2965B9

Tritanopia (blue-blind)

#007D89

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #316abb;
/* rgb */ color: rgb(49, 106, 187);
/* oklch */ color: oklch(52.9% 0.141 257.7);

Tailwind

colors: {
  custom: {
    50: '#7b94d0',
    500: '#316abb',
    950: '#000000',
  },
}

SCSS

$custom: #316abb;
$custom-light: #7b94d0;
$custom-dark: #000000;

JSON

{
  "hex": "#316abb",
  "rgb": {
    "r": 49,
    "g": 106,
    "b": 187
  },
  "hsl": {
    "h": 215.217,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52864,
    "c": 0.14081,
    "h": 257.7
  },
  "luminance": 0.14549
}

Semantic roles & 50–950 ramp

primary

#316ABB

secondary

#C9AA7F

accent

#A146E2

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #316ABB

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

Preview Lab → · Contrast checker → · Palette generator →