#203BA8#203BA8

#203BA8 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.177 H 267.0°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#203BA8
RGB	rgb(32, 59, 168)
HSL	hsl(228, 68%, 39%)
HSV	hsv(228, 81%, 66%)
CMYK	cmyk(81%, 64.9%, 0%, 34.1%)
CIE-LAB	lab(30.06, 31.24, -61.10)
CIE-LCH	lch(30.06, 68.62, 297.08°)
OKLab	oklab(40.92% -0.0094 -0.1769)
OKLCH	oklch(40.92% 0.177 267)
XYZ	xyz(9.2250, 6.2611, 37.7605)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203BA8 #A88D20

analogous

#207FA8 #203BA8 #4920A8

triadic

#203BA8 #A8203B #3BA820

tetradic

#203BA8 #A8207F #A88D20 #20A849

square

#203BA8 #A8207F #A88D20 #20A849

split-complementary

#203BA8 #A84920 #7FA820

monochromatic

#0C1741 #162975 #203BA8 #2E50D7 #617BE1

Accessibility & contrast

On white

9.32

#203BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#203BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203BA8

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203BA8	#FFFFFF	#000000	##FFFFFF
##203BA8	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAB

Deuteranopia (green-blind)

#0040A6

Tritanopia (blue-blind)

#00586C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #203ba8;
/* rgb */ color: rgb(32, 59, 168);
/* oklch */ color: oklch(40.9% 0.177 267.0);

Tailwind

colors: {
  custom: {
    50: '#7470c3',
    500: '#203ba8',
    950: '#000000',
  },
}

SCSS

$custom: #203ba8;
$custom-light: #7470c3;
$custom-dark: #000000;

JSON

{
  "hex": "#203ba8",
  "rgb": {
    "r": 32,
    "g": 59,
    "b": 168
  },
  "hsl": {
    "h": 228.088,
    "s": 68,
    "l": 39.216
  },
  "oklch": {
    "l": 0.40921,
    "c": 0.17712,
    "h": 267
  },
  "luminance": 0.06262
}

Semantic roles & 50–950 ramp

primary

#203BA8

secondary

#C6B15E

accent

#C83DEB

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #203BA8

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

Preview Lab → · Contrast checker → · Palette generator →