#203E9B#203E9B

#203E9B is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.3% C 0.156 H 265.9°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#203E9B
RGB	rgb(32, 62, 155)
HSL	hsl(225, 66%, 37%)
HSV	hsv(225, 79%, 61%)
CMYK	cmyk(79.4%, 60%, 0%, 39.2%)
CIE-LAB	lab(29.71, 24.21, -53.82)
CIE-LCH	lch(29.71, 59.01, 294.22°)
OKLab	oklab(40.31% -0.0112 -0.1555)
OKLCH	oklch(40.31% 0.156 265.9)
XYZ	xyz(8.2326, 6.1179, 31.7510)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203E9B #9B7D20

analogous

#207C9B #203E9B #40209B

triadic

#203E9B #9B203E #3E9B20

tetradic

#203E9B #9B207C #9B7D20 #209B40

square

#203E9B #9B207C #9B7D20 #209B40

split-complementary

#203E9B #9B4020 #7C9B20

monochromatic

#0B1536 #162A68 #203E9B #2A52CE #5979DD

Accessibility & contrast

On white

9.44

#203E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#203E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203E9B

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203E9B	#FFFFFF	#000000	##FFFFFF
##203E9B	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#005666

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #203e9b;
/* rgb */ color: rgb(32, 62, 155);
/* oklch */ color: oklch(40.3% 0.156 265.9);

Tailwind

colors: {
  custom: {
    50: '#7072b9',
    500: '#203e9b',
    950: '#000000',
  },
}

SCSS

$custom: #203e9b;
$custom-light: #7072b9;
$custom-dark: #000000;

JSON

{
  "hex": "#203e9b",
  "rgb": {
    "r": 32,
    "g": 62,
    "b": 155
  },
  "hsl": {
    "h": 225.366,
    "s": 65.775,
    "l": 36.667
  },
  "oklch": {
    "l": 0.40307,
    "c": 0.1559,
    "h": 265.9
  },
  "luminance": 0.06119
}

Semantic roles & 50–950 ramp

primary

#203E9B

secondary

#C1A756

accent

#BF3FE9

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #203E9B

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

Preview Lab → · Contrast checker → · Palette generator →