#273D98#273D98

#273D98 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.2% C 0.151 H 268.3°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#273D98
RGB	rgb(39, 61, 152)
HSL	hsl(228, 59%, 37%)
HSV	hsv(228, 74%, 60%)
CMYK	cmyk(74.3%, 59.9%, 0%, 40.4%)
CIE-LAB	lab(29.50, 24.55, -52.32)
CIE-LCH	lch(29.50, 57.79, 295.14°)
OKLab	oklab(40.16% -0.0044 -0.151)
OKLCH	oklch(40.16% 0.151 268.3)
XYZ	xyz(8.1710, 6.0350, 30.4339)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273D98 #988227

analogous

#277598 #273D98 #4A2798

triadic

#273D98 #98273D #3D9827

tetradic

#273D98 #982775 #988227 #27984A

square

#273D98 #982775 #988227 #27984A

split-complementary

#273D98 #984A27 #759827

monochromatic

#0E1637 #1B2967 #273D98 #3351C9 #6379D7

Accessibility & contrast

On white

9.51

#273D98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#273D98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273D98

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273D98	#FFFFFF	#000000	##FFFFFF
##273D98	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9B

Deuteranopia (green-blind)

#004096

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #273d98;
/* rgb */ color: rgb(39, 61, 152);
/* oklch */ color: oklch(40.2% 0.151 268.3);

Tailwind

colors: {
  custom: {
    50: '#7272b7',
    500: '#273d98',
    950: '#000000',
  },
}

SCSS

$custom: #273d98;
$custom-light: #7272b7;
$custom-dark: #000000;

JSON

{
  "hex": "#273d98",
  "rgb": {
    "r": 39,
    "g": 61,
    "b": 152
  },
  "hsl": {
    "h": 228.319,
    "s": 59.162,
    "l": 37.451
  },
  "oklch": {
    "l": 0.4016,
    "c": 0.15103,
    "h": 268.3
  },
  "luminance": 0.06036
}

Semantic roles & 50–950 ramp

primary

#273D98

secondary

#BCAA5E

accent

#C445E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273D98

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

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