#4071BA#4071BA

#4071BA is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.0% C 0.126 H 258.2°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#4071BA
RGB	rgb(64, 113, 186)
HSL	hsl(216, 49%, 49%)
HSV	hsv(216, 66%, 73%)
CMYK	cmyk(65.6%, 39.2%, 0%, 27.1%)
CIE-LAB	lab(47.55, 7.12, -43.41)
CIE-LCH	lch(47.55, 43.99, 279.31°)
OKLab	oklab(54.98% -0.0257 -0.1235)
OKLCH	oklch(54.98% 0.126 258.2)
XYZ	xyz(16.8792, 16.4438, 48.7293)
Luminance	0.1645 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4071BA #BA8940

analogous

#40AEBA #4071BA #4C40BA

triadic

#4071BA #BA4071 #71BA40

tetradic

#4071BA #BA40AE #BA8940 #40BA4C

square

#4071BA #BA40AE #BA8940 #40BA4C

split-complementary

#4071BA #BA4C40 #AEBA40

monochromatic

#213A5F #30558C #4071BA #6B92CC #99B4DC

Accessibility & contrast

On white

4.90

#4071BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#4071BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4071BA

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4071BA	#FFFFFF	#000000	##FFFFFF
##4071BA	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5077BD

Deuteranopia (green-blind)

#3F6CB8

Tritanopia (blue-blind)

#00828C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4071ba;
/* rgb */ color: rgb(64, 113, 186);
/* oklch */ color: oklch(55.0% 0.126 258.2);

Tailwind

colors: {
  custom: {
    50: '#8199cf',
    500: '#4071ba',
    950: '#000000',
  },
}

SCSS

$custom: #4071ba;
$custom-light: #8199cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4071ba",
  "rgb": {
    "r": 64,
    "g": 113,
    "b": 186
  },
  "hsl": {
    "h": 215.902,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54981,
    "c": 0.12618,
    "h": 258.2
  },
  "luminance": 0.16445
}

Semantic roles & 50–950 ramp

primary

#4071BA

secondary

#C8B18E

accent

#A14FD8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #4071BA

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

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