#3057C3#3057C3

#3057C3 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.4% C 0.175 H 265.4°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#3057C3
RGB	rgb(48, 87, 195)
HSL	hsl(224, 60%, 48%)
HSV	hsv(224, 75%, 76%)
CMYK	cmyk(75.4%, 55.4%, 0%, 23.5%)
CIE-LAB	lab(40.22, 24.68, -60.45)
CIE-LCH	lch(40.22, 65.30, 292.21°)
OKLab	oklab(49.36% -0.0141 -0.1743)
OKLCH	oklch(49.36% 0.175 265.4)
XYZ	xyz(14.4740, 11.3833, 53.0536)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3057C3 #C39C30

analogous

#30A0C3 #3057C3 #5330C3

triadic

#3057C3 #C33057 #57C330

tetradic

#3057C3 #C330A0 #C39C30 #30C353

square

#3057C3 #C330A0 #C39C30 #30C353

split-complementary

#3057C3 #C35330 #A0C330

monochromatic

#182B61 #244192 #3057C3 #5A7BD6 #8BA2E2

Accessibility & contrast

On white

6.41

#3057C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3057C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3057C3

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3057C3	#FFFFFF	#000000	##FFFFFF
##3057C3	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C7

Deuteranopia (green-blind)

#0058C1

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3057c3;
/* rgb */ color: rgb(48, 87, 195);
/* oklch */ color: oklch(49.4% 0.175 265.4);

Tailwind

colors: {
  custom: {
    50: '#7d85d6',
    500: '#3057c3',
    950: '#000000',
  },
}

SCSS

$custom: #3057c3;
$custom-light: #7d85d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3057c3",
  "rgb": {
    "r": 48,
    "g": 87,
    "b": 195
  },
  "hsl": {
    "h": 224.082,
    "s": 60.494,
    "l": 47.647
  },
  "oklch": {
    "l": 0.49363,
    "c": 0.17487,
    "h": 265.4
  },
  "luminance": 0.11385
}

Semantic roles & 50–950 ramp

primary

#3057C3

secondary

#CCB982

accent

#B944E4

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3057C3

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

Preview Lab → · Contrast checker → · Palette generator →