#5B7BBD#5B7BBD

#5B7BBD is a mid, moderate blue. Relative luminance 0.201; OKLCH L 58.8% C 0.108 H 263.7°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#5B7BBD
RGB	rgb(91, 123, 189)
HSL	hsl(220, 43%, 55%)
HSV	hsv(220, 52%, 74%)
CMYK	cmyk(51.9%, 34.9%, 0%, 25.9%)
CIE-LAB	lab(51.91, 7.53, -38.16)
CIE-LCH	lch(51.91, 38.90, 281.17°)
OKLab	oklab(58.78% -0.0118 -0.1076)
OKLCH	oklch(58.78% 0.108 263.7)
XYZ	xyz(20.5796, 20.0627, 50.9223)
Luminance	0.2006 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B7BBD #BD9D5B

analogous

#5BACBD #5B7BBD #6C5BBD

triadic

#5B7BBD #BD5B7B #7BBD5B

tetradic

#5B7BBD #BD5BAC #BD9D5B #5BBD6C

square

#5B7BBD #BD5BAC #BD9D5B #5BBD6C

split-complementary

#5B7BBD #BD6C5B #ACBD5B

monochromatic

#2D4370 #3F5D9C #5B7BBD #879ECF #B2C1E0

Accessibility & contrast

On white

4.19

#5B7BBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#5B7BBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B7BBD

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B7BBD	#FFFFFF	#000000	##000000
##5B7BBD	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6181C0

Deuteranopia (green-blind)

#5678BC

Tritanopia (blue-blind)

#2C8993

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5b7bbd;
/* rgb */ color: rgb(91, 123, 189);
/* oklch */ color: oklch(58.8% 0.108 263.7);

Tailwind

colors: {
  custom: {
    50: '#8fa0d1',
    500: '#5b7bbd',
    950: '#000000',
  },
}

SCSS

$custom: #5b7bbd;
$custom-light: #8fa0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b7bbd",
  "rgb": {
    "r": 91,
    "g": 123,
    "b": 189
  },
  "hsl": {
    "h": 220.408,
    "s": 42.609,
    "l": 54.902
  },
  "oklch": {
    "l": 0.58782,
    "c": 0.10827,
    "h": 263.7
  },
  "luminance": 0.20064
}

Semantic roles & 50–950 ramp

primary

#5B7BBD

secondary

#CFC1A5

accent

#AA55D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5B7BBD

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

Preview Lab → · Contrast checker → · Palette generator →