#203AA5#203AA5

#203AA5 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.4% C 0.174 H 267.1°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#203AA5
RGB	rgb(32, 58, 165)
HSL	hsl(228, 68%, 39%)
HSV	hsv(228, 81%, 65%)
CMYK	cmyk(80.6%, 64.8%, 0%, 35.3%)
CIE-LAB	lab(29.54, 30.76, -60.16)
CIE-LCH	lch(29.54, 67.56, 297.08°)
OKLab	oklab(40.45% -0.0088 -0.1741)
OKLCH	oklch(40.45% 0.174 267.1)
XYZ	xyz(8.8979, 6.0488, 36.2886)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203AA5 #A58B20

analogous

#207CA5 #203AA5 #4820A5

triadic

#203AA5 #A5203A #3AA520

tetradic

#203AA5 #A5207C #A58B20 #20A548

square

#203AA5 #A5207C #A58B20 #20A548

split-complementary

#203AA5 #A54820 #7CA520

monochromatic

#0C163E #162872 #203AA5 #2C4DD6 #5F79E0

Accessibility & contrast

On white

9.50

#203AA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#203AA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203AA5

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203AA5	#FFFFFF	#000000	##FFFFFF
##203AA5	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA8

Deuteranopia (green-blind)

#003FA3

Tritanopia (blue-blind)

#00566A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #203aa5;
/* rgb */ color: rgb(32, 58, 165);
/* oklch */ color: oklch(40.4% 0.174 267.1);

Tailwind

colors: {
  custom: {
    50: '#7370c1',
    500: '#203aa5',
    950: '#000000',
  },
}

SCSS

$custom: #203aa5;
$custom-light: #7370c1;
$custom-dark: #000000;

JSON

{
  "hex": "#203aa5",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 165
  },
  "hsl": {
    "h": 228.271,
    "s": 67.513,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40449,
    "c": 0.17434,
    "h": 267.1
  },
  "luminance": 0.0605
}

Semantic roles & 50–950 ramp

primary

#203AA5

secondary

#C5B05C

accent

#C93DEA

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #203AA5

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

Preview Lab → · Contrast checker → · Palette generator →