#4079FF#4079FF

#4079FF is a mid, highly saturated blue. Relative luminance 0.220; OKLCH L 61.3% C 0.209 H 263.9°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#4079FF
RGB	rgb(64, 121, 255)
HSL	hsl(222, 100%, 63%)
HSV	hsv(222, 75%, 100%)
CMYK	cmyk(74.9%, 52.5%, 0%, 0%)
CIE-LAB	lab(54.01, 26.91, -72.01)
CIE-LCH	lch(54.01, 76.87, 290.49°)
OKLab	oklab(61.3% -0.0222 -0.2075)
OKLCH	oklch(61.3% 0.209 263.9)
XYZ	xyz(26.9953, 21.9817, 97.4085)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4079FF #FFC640

analogous

#40D9FF #4079FF #6640FF

triadic

#4079FF #FF4079 #79FF40

tetradic

#4079FF #FF40D9 #FFC640 #40FF66

square

#4079FF #FF40D9 #FFC640 #40FF66

split-complementary

#4079FF #FF6640 #D9FF40

monochromatic

#003BC5 #034EFF #4079FF #7DA4FF #BACFFF

Accessibility & contrast

On white

3.89

#4079FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#4079FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4079FF

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4079FF	#FFFFFF	#000000	##000000
##4079FF	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D8AFF

Deuteranopia (green-blind)

#0079FC

Tritanopia (blue-blind)

#009AB0

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4079ff;
/* rgb */ color: rgb(64, 121, 255);
/* oklch */ color: oklch(61.3% 0.209 263.9);

Tailwind

colors: {
  custom: {
    50: '#8e9fff',
    500: '#4079ff',
    950: '#000000',
  },
}

SCSS

$custom: #4079ff;
$custom-light: #8e9fff;
$custom-dark: #000000;

JSON

{
  "hex": "#4079ff",
  "rgb": {
    "r": 64,
    "g": 121,
    "b": 255
  },
  "hsl": {
    "h": 222.094,
    "s": 100,
    "l": 62.549
  },
  "oklch": {
    "l": 0.61304,
    "c": 0.20865,
    "h": 263.9
  },
  "luminance": 0.21985
}

Semantic roles & 50–950 ramp

primary

#4079FF

secondary

#F0DBAB

accent

#A100E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E18

muted

#7E7E86

Preview Lab

Preview with #4079FF

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

Preview Lab → · Contrast checker → · Palette generator →