#33457D#33457D

#33457D is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.5% C 0.097 H 268.4°. Best body text is #FFFFFF at 9.18:1 contrast (WCAG AA passes).

Color values

HEX	#33457D
RGB	rgb(51, 69, 125)
HSL	hsl(225, 42%, 35%)
HSV	hsv(225, 59%, 49%)
CMYK	cmyk(59.2%, 44.8%, 0%, 51%)
CIE-LAB	lab(30.50, 11.08, -34.02)
CIE-LCH	lch(30.50, 35.78, 288.04°)
OKLab	oklab(40.48% -0.0026 -0.0968)
OKLCH	oklch(40.48% 0.097 268.4)
XYZ	xyz(7.1938, 6.4402, 20.2620)
Luminance	0.0644 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33457D #7D6B33

analogous

#336A7D #33457D #46337D

triadic

#33457D #7D3345 #457D33

tetradic

#33457D #7D336A #7D6B33 #337D46

square

#33457D #7D336A #7D6B33 #337D46

split-complementary

#33457D #7D4633 #6A7D33

monochromatic

#101526 #212D52 #33457D #455DA8 #697EC2

Accessibility & contrast

On white

9.18

#33457D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#33457D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33457D

9.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33457D	#FFFFFF	#000000	##FFFFFF
##33457D	1.00	9.18	2.29	9.18
#FFFFFF	9.18	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4B7F

Deuteranopia (green-blind)

#23457C

Tritanopia (blue-blind)

#01515B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #33457d;
/* rgb */ color: rgb(51, 69, 125);
/* oklch */ color: oklch(40.5% 0.097 268.4);

Tailwind

colors: {
  custom: {
    50: '#7178a3',
    500: '#33457d',
    950: '#000000',
  },
}

SCSS

$custom: #33457d;
$custom-light: #7178a3;
$custom-dark: #000000;

JSON

{
  "hex": "#33457d",
  "rgb": {
    "r": 51,
    "g": 69,
    "b": 125
  },
  "hsl": {
    "h": 225.405,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.40478,
    "c": 0.09682,
    "h": 268.4
  },
  "luminance": 0.06441
}

Semantic roles & 50–950 ramp

primary

#33457D

secondary

#AA9862

accent

#B456D2

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #33457D

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

Preview Lab → · Contrast checker → · Palette generator →