#273D96#273D96

#273D96 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.0% C 0.148 H 268.3°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#273D96
RGB	rgb(39, 61, 150)
HSL	hsl(228, 59%, 37%)
HSV	hsv(228, 74%, 59%)
CMYK	cmyk(74%, 59.3%, 0%, 41.2%)
CIE-LAB	lab(29.34, 23.78, -51.36)
CIE-LCH	lch(29.34, 56.60, 294.85°)
OKLab	oklab(39.99% -0.0044 -0.1482)
OKLCH	oklch(39.99% 0.148 268.3)
XYZ	xyz(8.0086, 5.9700, 29.5785)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#273D96 #968027

analogous

#277596 #273D96 #492796

triadic

#273D96 #96273D #3D9627

tetradic

#273D96 #962775 #968027 #279649

square

#273D96 #962775 #968027 #279649

split-complementary

#273D96 #964927 #759627

monochromatic

#0E1535 #1A2965 #273D96 #3451C7 #6178D6

Accessibility & contrast

On white

9.57

#273D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#273D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #273D96

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##273D96	#FFFFFF	#000000	##FFFFFF
##273D96	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A99

Deuteranopia (green-blind)

#004094

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #273d96;
/* rgb */ color: rgb(39, 61, 150);
/* oklch */ color: oklch(40.0% 0.148 268.3);

Tailwind

colors: {
  custom: {
    50: '#7172b6',
    500: '#273d96',
    950: '#000000',
  },
}

SCSS

$custom: #273d96;
$custom-light: #7172b6;
$custom-dark: #000000;

JSON

{
  "hex": "#273d96",
  "rgb": {
    "r": 39,
    "g": 61,
    "b": 150
  },
  "hsl": {
    "h": 228.108,
    "s": 58.73,
    "l": 37.059
  },
  "oklch": {
    "l": 0.39987,
    "c": 0.14824,
    "h": 268.3
  },
  "luminance": 0.05971
}

Semantic roles & 50–950 ramp

primary

#273D96

secondary

#BCA95D

accent

#C346E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #273D96

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

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