#3051BA#3051BA

#3051BA is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.4% C 0.170 H 266.6°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#3051BA
RGB	rgb(48, 81, 186)
HSL	hsl(226, 59%, 46%)
HSV	hsv(226, 74%, 73%)
CMYK	cmyk(74.2%, 56.5%, 0%, 27.1%)
CIE-LAB	lab(37.94, 25.24, -58.89)
CIE-LCH	lch(37.94, 64.07, 293.20°)
OKLab	oklab(47.44% -0.0102 -0.1698)
OKLCH	oklch(47.44% 0.17 266.6)
XYZ	xyz(13.0212, 10.0570, 47.6998)
Luminance	0.1006 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3051BA #BA9930

analogous

#3096BA #3051BA #5430BA

triadic

#3051BA #BA3051 #51BA30

tetradic

#3051BA #BA3096 #BA9930 #30BA54

square

#3051BA #BA3096 #BA9930 #30BA54

split-complementary

#3051BA #BA5430 #96BA30

monochromatic

#172759 #233C89 #3051BA #5473D3 #859BDF

Accessibility & contrast

On white

6.97

#3051BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3051BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3051BA

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3051BA	#FFFFFF	#000000	##FFFFFF
##3051BA	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BE

Deuteranopia (green-blind)

#0053B8

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3051ba;
/* rgb */ color: rgb(48, 81, 186);
/* oklch */ color: oklch(47.4% 0.170 266.6);

Tailwind

colors: {
  custom: {
    50: '#7c81d0',
    500: '#3051ba',
    950: '#000000',
  },
}

SCSS

$custom: #3051ba;
$custom-light: #7c81d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3051ba",
  "rgb": {
    "r": 48,
    "g": 81,
    "b": 186
  },
  "hsl": {
    "h": 225.652,
    "s": 58.974,
    "l": 45.882
  },
  "oklch": {
    "l": 0.47439,
    "c": 0.17012,
    "h": 266.6
  },
  "luminance": 0.10058
}

Semantic roles & 50–950 ramp

primary

#3051BA

secondary

#C9B77D

accent

#BD46E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3051BA

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

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