#455B83#455B83

#455B83 is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.1% C 0.071 H 261.9°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#455B83
RGB	rgb(69, 91, 131)
HSL	hsl(219, 31%, 39%)
HSV	hsv(219, 47%, 51%)
CMYK	cmyk(47.3%, 30.5%, 0%, 48.6%)
CIE-LAB	lab(38.53, 3.28, -24.98)
CIE-LCH	lch(38.53, 25.20, 277.49°)
OKLab	oklab(47.1% -0.01 -0.0699)
OKLCH	oklch(47.1% 0.071 261.9)
XYZ	xyz(10.2907, 10.3854, 22.9307)
Luminance	0.1039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455B83 #836D45

analogous

#457A83 #455B83 #4E4583

triadic

#455B83 #83455B #5B8345

tetradic

#455B83 #83457A #836D45 #45834E

square

#455B83 #83457A #836D45 #45834E

split-complementary

#455B83 #834E45 #7A8345

monochromatic

#1B2333 #303F5B #455B83 #5C77A9 #8499BE

Accessibility & contrast

On white

6.82

#455B83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#455B83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455B83

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455B83	#FFFFFF	#000000	##FFFFFF
##455B83	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5E85

Deuteranopia (green-blind)

#455882

Tritanopia (blue-blind)

#2D6469

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #455b83;
/* rgb */ color: rgb(69, 91, 131);
/* oklch */ color: oklch(47.1% 0.071 261.9);

Tailwind

colors: {
  custom: {
    50: '#7c89a7',
    500: '#455b83',
    950: '#000000',
  },
}

SCSS

$custom: #455b83;
$custom-light: #7c89a7;
$custom-dark: #000000;

JSON

{
  "hex": "#455b83",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 131
  },
  "hsl": {
    "h": 218.71,
    "s": 31,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47099,
    "c": 0.07065,
    "h": 261.9
  },
  "luminance": 0.10386
}

Semantic roles & 50–950 ramp

primary

#455B83

secondary

#AA997A

accent

#A361C7

background

#F7F8FA

surface

#EEF0F4

border

#C9CBCE

text

#0A0B0F

muted

#7C7C7F

Preview Lab

Preview with #455B83

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

Preview Lab → · Contrast checker → · Palette generator →