#538BB6#538BB6

#538BB6 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.6% C 0.088 H 243.1°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#538BB6
RGB	rgb(83, 139, 182)
HSL	hsl(206, 40%, 52%)
HSV	hsv(206, 54%, 71%)
CMYK	cmyk(54.4%, 23.6%, 0%, 28.6%)
CIE-LAB	lab(55.77, -5.92, -28.16)
CIE-LCH	lch(55.77, 28.78, 258.14°)
OKLab	oklab(61.59% -0.04 -0.0787)
OKLCH	oklch(61.59% 0.088 243.1)
XYZ	xyz(21.2403, 23.6799, 47.6983)
Luminance	0.2368 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BB6 #B67E53

analogous

#53B6B0 #538BB6 #535AB6

triadic

#538BB6 #B6538B #8BB653

tetradic

#538BB6 #B053B6 #B67E53 #5AB653

square

#538BB6 #B053B6 #B67E53 #5AB653

split-complementary

#538BB6 #B6535A #B6B053

monochromatic

#2A4B64 #3D6B8F #538BB6 #7EA8C8 #A9C5DA

Accessibility & contrast

On white

3.66

#538BB6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#538BB6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BB6

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BB6	#FFFFFF	#000000	##000000
##538BB6	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788BB8

Deuteranopia (green-blind)

#6B81B5

Tritanopia (blue-blind)

#10959A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #538bb6;
/* rgb */ color: rgb(83, 139, 182);
/* oklch */ color: oklch(61.6% 0.088 243.1);

Tailwind

colors: {
  custom: {
    50: '#8aaccc',
    500: '#538bb6',
    950: '#000000',
  },
}

SCSS

$custom: #538bb6;
$custom-light: #8aaccc;
$custom-dark: #000000;

JSON

{
  "hex": "#538bb6",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 182
  },
  "hsl": {
    "h": 206.061,
    "s": 40.408,
    "l": 51.961
  },
  "oklch": {
    "l": 0.61589,
    "c": 0.08833,
    "h": 243.1
  },
  "luminance": 0.23682
}

Semantic roles & 50–950 ramp

primary

#538BB6

secondary

#C8B09D

accent

#8C58D0

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #538BB6

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

Preview Lab → · Contrast checker → · Palette generator →