#203FA7#203FA7

#203FA7 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.6% C 0.171 H 266.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#203FA7
RGB	rgb(32, 63, 167)
HSL	hsl(226, 68%, 39%)
HSV	hsv(226, 81%, 65%)
CMYK	cmyk(80.8%, 62.3%, 0%, 34.5%)
CIE-LAB	lab(31.00, 28.20, -58.96)
CIE-LCH	lch(31.00, 65.36, 295.56°)
OKLab	oklab(41.59% -0.0117 -0.1706)
OKLCH	oklch(41.59% 0.171 266.1)
XYZ	xyz(9.3458, 6.6510, 37.3429)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203FA7 #A78820

analogous

#2083A7 #203FA7 #4520A7

triadic

#203FA7 #A7203F #3FA720

tetradic

#203FA7 #A72083 #A78820 #20A745

square

#203FA7 #A72083 #A78820 #20A745

split-complementary

#203FA7 #A74520 #83A720

monochromatic

#0C1840 #162C74 #203FA7 #2D54D7 #617EE1

Accessibility & contrast

On white

9.01

#203FA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#203FA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203FA7

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203FA7	#FFFFFF	#000000	##FFFFFF
##203FA7	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAA

Deuteranopia (green-blind)

#0043A5

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #203fa7;
/* rgb */ color: rgb(32, 63, 167);
/* oklch */ color: oklch(41.6% 0.171 266.1);

Tailwind

colors: {
  custom: {
    50: '#7373c2',
    500: '#203fa7',
    950: '#000000',
  },
}

SCSS

$custom: #203fa7;
$custom-light: #7373c2;
$custom-dark: #000000;

JSON

{
  "hex": "#203fa7",
  "rgb": {
    "r": 32,
    "g": 63,
    "b": 167
  },
  "hsl": {
    "h": 226.222,
    "s": 67.839,
    "l": 39.02
  },
  "oklch": {
    "l": 0.41587,
    "c": 0.17097,
    "h": 266.1
  },
  "luminance": 0.06652
}

Semantic roles & 50–950 ramp

primary

#203FA7

secondary

#C5AE5D

accent

#C33DEB

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #203FA7

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

Preview Lab → · Contrast checker → · Palette generator →