#2F599E#2F599E

#2F599E is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.0% C 0.121 H 259.8°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F599E
RGB	rgb(47, 89, 158)
HSL	hsl(217, 54%, 40%)
HSV	hsv(217, 70%, 62%)
CMYK	cmyk(70.3%, 43.7%, 0%, 38%)
CIE-LAB	lab(38.23, 9.28, -41.84)
CIE-LCH	lch(38.23, 42.86, 282.51°)
OKLab	oklab(47.03% -0.0215 -0.1195)
OKLCH	oklch(47.03% 0.121 259.8)
XYZ	xyz(10.9140, 10.2166, 33.7379)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F599E #9E742F

analogous

#2F919E #2F599E #3C2F9E

triadic

#2F599E #9E2F59 #599E2F

tetradic

#2F599E #9E2F91 #9E742F #2F9E3C

square

#2F599E #9E2F91 #9E742F #2F9E3C

split-complementary

#2F599E #9E3C2F #919E2F

monochromatic

#132440 #213E6F #2F599E #4375C7 #7298D5

Accessibility & contrast

On white

6.90

#2F599E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#2F599E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F599E

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F599E	#FFFFFF	#000000	##FFFFFF
##2F599E	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3860A1

Deuteranopia (green-blind)

#25559D

Tritanopia (blue-blind)

#006974

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2f599e;
/* rgb */ color: rgb(47, 89, 158);
/* oklch */ color: oklch(47.0% 0.121 259.8);

Tailwind

colors: {
  custom: {
    50: '#7587bb',
    500: '#2f599e',
    950: '#000000',
  },
}

SCSS

$custom: #2f599e;
$custom-light: #7587bb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f599e",
  "rgb": {
    "r": 47,
    "g": 89,
    "b": 158
  },
  "hsl": {
    "h": 217.297,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47032,
    "c": 0.12145,
    "h": 259.8
  },
  "luminance": 0.10218
}

Semantic roles & 50–950 ramp

primary

#2F599E

secondary

#BD9E6C

accent

#A64ADE

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2F599E

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

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