#5B88CA#5B88CA

#5B88CA is a light, moderate blue. Relative luminance 0.241; OKLCH L 62.3% C 0.112 H 257.9°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#5B88CA
RGB	rgb(91, 136, 202)
HSL	hsl(216, 51%, 57%)
HSV	hsv(216, 55%, 79%)
CMYK	cmyk(55%, 32.7%, 0%, 20.8%)
CIE-LAB	lab(56.18, 3.91, -38.84)
CIE-LCH	lch(56.18, 39.04, 275.75°)
OKLab	oklab(62.32% -0.0236 -0.1095)
OKLCH	oklch(62.32% 0.112 257.9)
XYZ	xyz(23.7755, 24.0948, 59.2635)
Luminance	0.2410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B88CA #CA9D5B

analogous

#5BBFCA #5B88CA #665BCA

triadic

#5B88CA #CA5B88 #88CA5B

tetradic

#5B88CA #CA5BBF #CA9D5B #5BCA66

square

#5B88CA #CA5BBF #CA9D5B #5BCA66

split-complementary

#5B88CA #CA665B #BFCA5B

monochromatic

#2A4D81 #3969AF #5B88CA #89AAD9 #B8CBE8

Accessibility & contrast

On white

3.61

#5B88CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#5B88CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B88CA

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B88CA	#FFFFFF	#000000	##000000
##5B88CA	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8CCD

Deuteranopia (green-blind)

#5F82C9

Tritanopia (blue-blind)

#1497A0

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5b88ca;
/* rgb */ color: rgb(91, 136, 202);
/* oklch */ color: oklch(62.3% 0.112 257.9);

Tailwind

colors: {
  custom: {
    50: '#91aada',
    500: '#5b88ca',
    950: '#000000',
  },
}

SCSS

$custom: #5b88ca;
$custom-light: #91aada;
$custom-dark: #000000;

JSON

{
  "hex": "#5b88ca",
  "rgb": {
    "r": 91,
    "g": 136,
    "b": 202
  },
  "hsl": {
    "h": 215.676,
    "s": 51.152,
    "l": 57.451
  },
  "oklch": {
    "l": 0.62315,
    "c": 0.11202,
    "h": 257.9
  },
  "luminance": 0.24097
}

Semantic roles & 50–950 ramp

primary

#5B88CA

secondary

#D7C5AA

accent

#A14DDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #5B88CA

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

Preview Lab → · Contrast checker → · Palette generator →