#454D64#454D64

#454D64 is a dark, muted blue. Relative luminance 0.075; OKLCH L 42.3% C 0.040 H 269.7°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#454D64
RGB	rgb(69, 77, 100)
HSL	hsl(225, 18%, 33%)
HSV	hsv(225, 31%, 39%)
CMYK	cmyk(31%, 23%, 0%, 60.8%)
CIE-LAB	lab(32.90, 2.78, -14.44)
CIE-LCH	lch(32.90, 14.71, 280.91°)
OKLab	oklab(42.25% -0.0002 -0.0398)
OKLCH	oklch(42.25% 0.04 269.7)
XYZ	xyz(7.4077, 7.4928, 13.1101)
Luminance	0.0749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#454D64 #645C45

analogous

#455C64 #454D64 #4C4564

triadic

#454D64 #64454D #4D6445

tetradic

#454D64 #64455C #645C45 #45644C

square

#454D64 #64455C #645C45 #45644C

split-complementary

#454D64 #644C45 #5C6445

monochromatic

#13151C #2C3140 #454D64 #5E6988 #7E88A6

Accessibility & contrast

On white

8.40

#454D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#454D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #454D64

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##454D64	#FFFFFF	#000000	##FFFFFF
##454D64	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464F65

Deuteranopia (green-blind)

#434C63

Tritanopia (blue-blind)

#3D5155

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #454d64;
/* rgb */ color: rgb(69, 77, 100);
/* oklch */ color: oklch(42.3% 0.040 269.7);

Tailwind

colors: {
  custom: {
    50: '#797e90',
    500: '#454d64',
    950: '#000000',
  },
}

SCSS

$custom: #454d64;
$custom-light: #797e90;
$custom-dark: #000000;

JSON

{
  "hex": "#454d64",
  "rgb": {
    "r": 69,
    "g": 77,
    "b": 100
  },
  "hsl": {
    "h": 224.516,
    "s": 18.343,
    "l": 33.137
  },
  "oklch": {
    "l": 0.42253,
    "c": 0.03978,
    "h": 269.7
  },
  "luminance": 0.07493
}

Semantic roles & 50–950 ramp

primary

#454D64

secondary

#928A72

accent

#A76DBB

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#090A0C

muted

#7B7C7D

Preview Lab

Preview with #454D64

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

Preview Lab → · Contrast checker → · Palette generator →