#315DAF#315DAF

#315DAF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.2% C 0.140 H 261.5°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#315DAF
RGB	rgb(49, 93, 175)
HSL	hsl(219, 56%, 44%)
HSV	hsv(219, 72%, 69%)
CMYK	cmyk(72%, 46.9%, 0%, 31.4%)
CIE-LAB	lab(40.53, 13.38, -48.24)
CIE-LCH	lch(40.53, 50.06, 285.51°)
OKLab	oklab(49.17% -0.0206 -0.1382)
OKLCH	oklch(49.17% 0.14 261.5)
XYZ	xyz(12.9161, 11.5754, 42.1027)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#315DAF #AF8331

analogous

#319CAF #315DAF #4431AF

triadic

#315DAF #AF315D #5DAF31

tetradic

#315DAF #AF319C #AF8331 #31AF44

square

#315DAF #AF319C #AF8331 #31AF44

split-complementary

#315DAF #AF4431 #9CAF31

monochromatic

#162A4F #24447F #315DAF #4F7CCE #7F9FDB

Accessibility & contrast

On white

6.33

#315DAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#315DAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #315DAF

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##315DAF	#FFFFFF	#000000	##FFFFFF
##315DAF	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3266B2

Deuteranopia (green-blind)

#165AAD

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #315daf;
/* rgb */ color: rgb(49, 93, 175);
/* oklch */ color: oklch(49.2% 0.140 261.5);

Tailwind

colors: {
  custom: {
    50: '#798ac7',
    500: '#315daf',
    950: '#000000',
  },
}

SCSS

$custom: #315daf;
$custom-light: #798ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#315daf",
  "rgb": {
    "r": 49,
    "g": 93,
    "b": 175
  },
  "hsl": {
    "h": 219.048,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.49173,
    "c": 0.13976,
    "h": 261.5
  },
  "luminance": 0.11577
}

Semantic roles & 50–950 ramp

primary

#315DAF

secondary

#C4A978

accent

#AB48E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #315DAF

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

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