#203D7B#203D7B

#203D7B is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.111 H 263.2°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#203D7B
RGB	rgb(32, 61, 123)
HSL	hsl(221, 59%, 30%)
HSV	hsv(221, 74%, 48%)
CMYK	cmyk(74%, 50.4%, 0%, 51.8%)
CIE-LAB	lab(26.94, 12.18, -38.51)
CIE-LCH	lch(26.94, 40.39, 287.54°)
OKLab	oklab(37.44% -0.0131 -0.1105)
OKLCH	oklch(37.44% 0.111 263.2)
XYZ	xyz(5.8383, 5.0740, 19.4067)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D7B #7B5E20

analogous

#206A7B #203D7B #30207B

triadic

#203D7B #7B203D #3D7B20

tetradic

#203D7B #7B206A #7B5E20 #207B30

square

#203D7B #7B206A #7B5E20 #207B30

split-complementary

#203D7B #7B3020 #6A7B20

monochromatic

#070D1A #13254A #203D7B #2D55AC #4672CF

Accessibility & contrast

On white

10.42

#203D7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#203D7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D7B

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D7B	#FFFFFF	#000000	##FFFFFF
##203D7B	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B447D

Deuteranopia (green-blind)

#013C7A

Tritanopia (blue-blind)

#004C56

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #203d7b;
/* rgb */ color: rgb(32, 61, 123);
/* oklch */ color: oklch(37.4% 0.111 263.2);

Tailwind

colors: {
  custom: {
    50: '#6872a2',
    500: '#203d7b',
    950: '#000000',
  },
}

SCSS

$custom: #203d7b;
$custom-light: #6872a2;
$custom-dark: #000000;

JSON

{
  "hex": "#203d7b",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 123
  },
  "hsl": {
    "h": 220.879,
    "s": 58.71,
    "l": 30.392
  },
  "oklch": {
    "l": 0.37436,
    "c": 0.11129,
    "h": 263.2
  },
  "luminance": 0.05075
}

Semantic roles & 50–950 ramp

primary

#203D7B

secondary

#AE8E49

accent

#B046E2

background

#F6F6FA

surface

#EBECF3

border

#C6C7CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #203D7B

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

Preview Lab → · Contrast checker → · Palette generator →