#315BBC#315BBC

#315BBC is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.7% C 0.160 H 263.9°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#315BBC
RGB	rgb(49, 91, 188)
HSL	hsl(222, 59%, 46%)
HSV	hsv(222, 74%, 74%)
CMYK	cmyk(73.9%, 51.6%, 0%, 26.3%)
CIE-LAB	lab(40.84, 19.57, -55.37)
CIE-LCH	lch(40.84, 58.72, 289.47°)
OKLab	oklab(49.69% -0.0171 -0.1593)
OKLCH	oklch(49.69% 0.16 263.9)
XYZ	xyz(14.0816, 11.7644, 49.0958)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315BBC #BC9231

analogous

#31A1BC #315BBC #4D31BC

triadic

#315BBC #BC315B #5BBC31

tetradic

#315BBC #BC31A1 #BC9231 #31BC4D

square

#315BBC #BC31A1 #BC9231 #31BC4D

split-complementary

#315BBC #BC4D31 #A1BC31

monochromatic

#182C5B #24448B #315BBC #577DD3 #88A2E0

Accessibility & contrast

On white

6.26

#315BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#315BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315BBC

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315BBC	#FFFFFF	#000000	##FFFFFF
##315BBC	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C67BF

Deuteranopia (green-blind)

#005ABA

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #315bbc;
/* rgb */ color: rgb(49, 91, 188);
/* oklch */ color: oklch(49.7% 0.160 263.9);

Tailwind

colors: {
  custom: {
    50: '#7c88d1',
    500: '#315bbc',
    950: '#000000',
  },
}

SCSS

$custom: #315bbc;
$custom-light: #7c88d1;
$custom-dark: #000000;

JSON

{
  "hex": "#315bbc",
  "rgb": {
    "r": 49,
    "g": 91,
    "b": 188
  },
  "hsl": {
    "h": 221.871,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.49685,
    "c": 0.16017,
    "h": 263.9
  },
  "luminance": 0.11766
}

Semantic roles & 50–950 ramp

primary

#315BBC

secondary

#CAB37F

accent

#B346E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #315BBC

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

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