#4271A2#4271A2

#4271A2 is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.7% C 0.093 H 250.8°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#4271A2
RGB	rgb(66, 113, 162)
HSL	hsl(211, 42%, 45%)
HSV	hsv(211, 59%, 64%)
CMYK	cmyk(59.3%, 30.2%, 0%, 36.5%)
CIE-LAB	lab(46.41, -0.81, -31.21)
CIE-LCH	lch(46.41, 31.22, 268.51°)
OKLab	oklab(53.71% -0.0305 -0.0879)
OKLCH	oklch(53.71% 0.093 250.8)
XYZ	xyz(14.6711, 15.5758, 36.4087)
Luminance	0.1558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4271A2 #A27342

analogous

#42A1A2 #4271A2 #4342A2

triadic

#4271A2 #A24271 #71A242

tetradic

#4271A2 #A242A1 #A27342 #42A243

square

#4271A2 #A242A1 #A27342 #42A243

split-complementary

#4271A2 #A24342 #A1A242

monochromatic

#1F344B #305377 #4271A2 #6290BF #8EAFD1

Accessibility & contrast

On white

5.10

#4271A2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#4271A2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4271A2

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4271A2	#FFFFFF	#000000	##FFFFFF
##4271A2	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C73A4

Deuteranopia (green-blind)

#506AA1

Tritanopia (blue-blind)

#007C82

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4271a2;
/* rgb */ color: rgb(66, 113, 162);
/* oklch */ color: oklch(53.7% 0.093 250.8);

Tailwind

colors: {
  custom: {
    50: '#7e99bd',
    500: '#4271a2',
    950: '#000000',
  },
}

SCSS

$custom: #4271a2;
$custom-light: #7e99bd;
$custom-dark: #000000;

JSON

{
  "hex": "#4271a2",
  "rgb": {
    "r": 66,
    "g": 113,
    "b": 162
  },
  "hsl": {
    "h": 210.625,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53714,
    "c": 0.09305,
    "h": 250.8
  },
  "luminance": 0.15577
}

Semantic roles & 50–950 ramp

primary

#4271A2

secondary

#BCA084

accent

#9556D2

background

#F8F9FB

surface

#EFF2F6

border

#CACCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #4271A2

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

Preview Lab → · Contrast checker → · Palette generator →