#457BB2#457BB2

#457BB2 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 57.0% C 0.103 H 250.5°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#457BB2
RGB	rgb(69, 123, 178)
HSL	hsl(210, 44%, 48%)
HSV	hsv(210, 61%, 70%)
CMYK	cmyk(61.2%, 30.9%, 0%, 30.2%)
CIE-LAB	lab(50.27, -0.81, -34.48)
CIE-LCH	lch(50.27, 34.49, 268.65°)
OKLab	oklab(57.03% -0.0345 -0.0973)
OKLCH	oklch(57.03% 0.103 250.5)
XYZ	xyz(17.5702, 18.6439, 44.7835)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#457BB2 #B27C45

analogous

#45B1B2 #457BB2 #4545B2

triadic

#457BB2 #B2457B #7BB245

tetradic

#457BB2 #B245B1 #B27C45 #45B245

square

#457BB2 #B245B1 #B27C45 #45B245

split-complementary

#457BB2 #B24545 #B1B245

monochromatic

#233E5A #345D86 #457BB2 #6E9AC7 #9AB8D8

Accessibility & contrast

On white

4.44

#457BB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#457BB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #457BB2

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##457BB2	#FFFFFF	#000000	##000000
##457BB2	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#647DB4

Deuteranopia (green-blind)

#5573B1

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #457bb2;
/* rgb */ color: rgb(69, 123, 178);
/* oklch */ color: oklch(57.0% 0.103 250.5);

Tailwind

colors: {
  custom: {
    50: '#82a0c9',
    500: '#457bb2',
    950: '#000000',
  },
}

SCSS

$custom: #457bb2;
$custom-light: #82a0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#457bb2",
  "rgb": {
    "r": 69,
    "g": 123,
    "b": 178
  },
  "hsl": {
    "h": 210.275,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57028,
    "c": 0.1032,
    "h": 250.5
  },
  "luminance": 0.18645
}

Semantic roles & 50–950 ramp

primary

#457BB2

secondary

#C4AA8F

accent

#9454D4

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #457BB2

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

Preview Lab → · Contrast checker → · Palette generator →