#4657B3#4657B3

#4657B3 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.3% C 0.146 H 272.1°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4657B3
RGB	rgb(70, 87, 179)
HSL	hsl(231, 44%, 49%)
HSV	hsv(231, 61%, 70%)
CMYK	cmyk(60.9%, 51.4%, 0%, 29.8%)
CIE-LAB	lab(40.20, 22.24, -51.07)
CIE-LCH	lch(40.20, 55.70, 293.54°)
OKLab	oklab(49.29% 0.0054 -0.1462)
OKLCH	oklch(49.29% 0.146 272.1)
XYZ	xyz(14.0680, 11.3720, 44.0928)
Luminance	0.1137 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4657B3 #B3A246

analogous

#468EB3 #4657B3 #6C46B3

triadic

#4657B3 #B34657 #57B346

tetradic

#4657B3 #B3468E #B3A246 #46B36C

square

#4657B3 #B3468E #B3A246 #46B36C

split-complementary

#4657B3 #B36C46 #8EB346

monochromatic

#242C5B #354287 #4657B3 #6F7DC7 #9BA5D8

Accessibility & contrast

On white

6.41

#4657B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4657B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4657B3

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4657B3	#FFFFFF	#000000	##FFFFFF
##4657B3	1.00	6.41	3.27	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2464B6

Deuteranopia (green-blind)

#065AB1

Tritanopia (blue-blind)

#006C7C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4657b3;
/* rgb */ color: rgb(70, 87, 179);
/* oklch */ color: oklch(49.3% 0.146 272.1);

Tailwind

colors: {
  custom: {
    50: '#8486ca',
    500: '#4657b3',
    950: '#000000',
  },
}

SCSS

$custom: #4657b3;
$custom-light: #8486ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4657b3",
  "rgb": {
    "r": 70,
    "g": 87,
    "b": 179
  },
  "hsl": {
    "h": 230.642,
    "s": 43.775,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49291,
    "c": 0.14634,
    "h": 272.1
  },
  "luminance": 0.11373
}

Semantic roles & 50–950 ramp

primary

#4657B3

secondary

#C4BC90

accent

#C054D4

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #4657B3

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

Preview Lab → · Contrast checker → · Palette generator →