#2F59A6#2F59A6

#2F59A6 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.6% C 0.133 H 261.3°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#2F59A6
RGB	rgb(47, 89, 166)
HSL	hsl(219, 56%, 42%)
HSV	hsv(219, 72%, 65%)
CMYK	cmyk(71.7%, 46.4%, 0%, 34.9%)
CIE-LAB	lab(38.73, 12.30, -45.81)
CIE-LCH	lch(38.73, 47.44, 285.03°)
OKLab	oklab(47.58% -0.02 -0.1312)
OKLCH	oklch(47.58% 0.133 261.3)
XYZ	xyz(11.6251, 10.5010, 37.4832)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F59A6 #A67C2F

analogous

#2F95A6 #2F59A6 #412FA6

triadic

#2F59A6 #A62F59 #59A62F

tetradic

#2F59A6 #A62F95 #A67C2F #2FA641

square

#2F59A6 #A62F95 #A67C2F #2FA641

split-complementary

#2F59A6 #A6412F #95A62F

monochromatic

#142647 #213F76 #2F59A6 #4776CB #7799D8

Accessibility & contrast

On white

6.77

#2F59A6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#2F59A6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F59A6

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F59A6	#FFFFFF	#000000	##FFFFFF
##2F59A6	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3261A9

Deuteranopia (green-blind)

#1956A4

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2f59a6;
/* rgb */ color: rgb(47, 89, 166);
/* oklch */ color: oklch(47.6% 0.133 261.3);

Tailwind

colors: {
  custom: {
    50: '#7787c1',
    500: '#2f59a6',
    950: '#000000',
  },
}

SCSS

$custom: #2f59a6;
$custom-light: #7787c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f59a6",
  "rgb": {
    "r": 47,
    "g": 89,
    "b": 166
  },
  "hsl": {
    "h": 218.824,
    "s": 55.869,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47577,
    "c": 0.13273,
    "h": 261.3
  },
  "luminance": 0.10502
}

Semantic roles & 50–950 ramp

primary

#2F59A6

secondary

#C1A470

accent

#AA49DF

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #2F59A6

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

Preview Lab → · Contrast checker → · Palette generator →