#203D7C#203D7C

#203D7C is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.5% C 0.113 H 263.4°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#203D7C
RGB	rgb(32, 61, 124)
HSL	hsl(221, 59%, 31%)
HSV	hsv(221, 74%, 49%)
CMYK	cmyk(74.2%, 50.8%, 0%, 51.4%)
CIE-LAB	lab(27.02, 12.58, -39.03)
CIE-LCH	lch(27.02, 41.00, 287.86°)
OKLab	oklab(37.51% -0.013 -0.112)
OKLCH	oklch(37.51% 0.113 263.4)
XYZ	xyz(5.9012, 5.0992, 19.7381)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D7C #7C5F20

analogous

#206B7C #203D7C #31207C

triadic

#203D7C #7C203D #3D7C20

tetradic

#203D7C #7C206B #7C5F20 #207C31

square

#203D7C #7C206B #7C5F20 #207C31

split-complementary

#203D7C #7C3120 #6B7C20

monochromatic

#070D1B #13254B #203D7C #2D55AD #4772CF

Accessibility & contrast

On white

10.40

#203D7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#203D7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D7C

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D7C	#FFFFFF	#000000	##FFFFFF
##203D7C	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A447E

Deuteranopia (green-blind)

#003C7B

Tritanopia (blue-blind)

#004C56

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #203d7c;
/* rgb */ color: rgb(32, 61, 124);
/* oklch */ color: oklch(37.5% 0.113 263.4);

Tailwind

colors: {
  custom: {
    50: '#6872a2',
    500: '#203d7c',
    950: '#000000',
  },
}

SCSS

$custom: #203d7c;
$custom-light: #6872a2;
$custom-dark: #000000;

JSON

{
  "hex": "#203d7c",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 124
  },
  "hsl": {
    "h": 221.087,
    "s": 58.974,
    "l": 30.588
  },
  "oklch": {
    "l": 0.37513,
    "c": 0.11277,
    "h": 263.4
  },
  "luminance": 0.051
}

Semantic roles & 50–950 ramp

primary

#203D7C

secondary

#AF8F49

accent

#B146E2

background

#F6F6FA

surface

#EBECF3

border

#C6C7CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #203D7C

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

Preview Lab → · Contrast checker → · Palette generator →