#203A7B#203A7B

#203A7B is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.8% C 0.115 H 264.9°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#203A7B
RGB	rgb(32, 58, 123)
HSL	hsl(223, 59%, 30%)
HSV	hsv(223, 74%, 48%)
CMYK	cmyk(74%, 52.8%, 0%, 51.8%)
CIE-LAB	lab(26.05, 14.27, -39.96)
CIE-LCH	lch(26.05, 42.43, 289.66°)
OKLab	oklab(36.75% -0.0103 -0.1148)
OKLCH	oklch(36.75% 0.115 264.9)
XYZ	xyz(5.6826, 4.7627, 19.3549)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A7B #7B6120

analogous

#20677B #203A7B #33207B

triadic

#203A7B #7B203A #3A7B20

tetradic

#203A7B #7B2067 #7B6120 #207B33

square

#203A7B #7B2067 #7B6120 #207B33

split-complementary

#203A7B #7B3320 #677B20

monochromatic

#070C1A #13234A #203A7B #2D51AC #466DCF

Accessibility & contrast

On white

10.75

#203A7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#203A7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A7B

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A7B	#FFFFFF	#000000	##FFFFFF
##203A7B	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12427D

Deuteranopia (green-blind)

#003A7A

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #203a7b;
/* rgb */ color: rgb(32, 58, 123);
/* oklch */ color: oklch(36.8% 0.115 264.9);

Tailwind

colors: {
  custom: {
    50: '#686fa2',
    500: '#203a7b',
    950: '#000000',
  },
}

SCSS

$custom: #203a7b;
$custom-light: #686fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#203a7b",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 123
  },
  "hsl": {
    "h": 222.857,
    "s": 58.71,
    "l": 30.392
  },
  "oklch": {
    "l": 0.36752,
    "c": 0.11528,
    "h": 264.9
  },
  "luminance": 0.04763
}

Semantic roles & 50–950 ramp

primary

#203A7B

secondary

#AE9149

accent

#B546E2

background

#F6F6FA

surface

#EBECF3

border

#C6C7CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #203A7B

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

Preview Lab → · Contrast checker → · Palette generator →