#3057A2#3057A2

#3057A2 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 46.9% C 0.129 H 262.0°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3057A2
RGB	rgb(48, 87, 162)
HSL	hsl(219, 54%, 41%)
HSV	hsv(219, 70%, 64%)
CMYK	cmyk(70.4%, 46.3%, 0%, 36.5%)
CIE-LAB	lab(37.94, 12.26, -44.70)
CIE-LCH	lch(37.94, 46.35, 285.33°)
OKLab	oklab(46.9% -0.018 -0.1279)
OKLCH	oklch(46.9% 0.129 262)
XYZ	xyz(11.1464, 10.0523, 35.5283)
Luminance	0.1005 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3057A2 #A27B30

analogous

#3090A2 #3057A2 #4230A2

triadic

#3057A2 #A23057 #57A230

tetradic

#3057A2 #A23090 #A27B30 #30A242

square

#3057A2 #A23090 #A27B30 #30A242

split-complementary

#3057A2 #A24230 #90A230

monochromatic

#142444 #223E73 #3057A2 #4773C8 #7697D6

Accessibility & contrast

On white

6.98

#3057A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3057A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3057A2

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3057A2	#FFFFFF	#000000	##FFFFFF
##3057A2	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315FA5

Deuteranopia (green-blind)

#1A54A0

Tritanopia (blue-blind)

#006874

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3057a2;
/* rgb */ color: rgb(48, 87, 162);
/* oklch */ color: oklch(46.9% 0.129 262.0);

Tailwind

colors: {
  custom: {
    50: '#7685be',
    500: '#3057a2',
    950: '#000000',
  },
}

SCSS

$custom: #3057a2;
$custom-light: #7685be;
$custom-dark: #000000;

JSON

{
  "hex": "#3057a2",
  "rgb": {
    "r": 48,
    "g": 87,
    "b": 162
  },
  "hsl": {
    "h": 219.474,
    "s": 54.286,
    "l": 41.176
  },
  "oklch": {
    "l": 0.46899,
    "c": 0.12921,
    "h": 262
  },
  "luminance": 0.10053
}

Semantic roles & 50–950 ramp

primary

#3057A2

secondary

#BEA36F

accent

#AB4ADE

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3057A2

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

Preview Lab → · Contrast checker → · Palette generator →