#274EAF#274EAF

#274EAF is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.6% C 0.161 H 264.3°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#274EAF
RGB	rgb(39, 78, 175)
HSL	hsl(223, 64%, 42%)
HSV	hsv(223, 78%, 69%)
CMYK	cmyk(77.7%, 55.4%, 0%, 31.4%)
CIE-LAB	lab(35.93, 21.98, -55.68)
CIE-LCH	lch(35.93, 59.86, 291.54°)
OKLab	oklab(45.56% -0.0159 -0.1606)
OKLCH	oklch(45.56% 0.161 264.3)
XYZ	xyz(11.2962, 8.9740, 41.6859)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274EAF #AF8827

analogous

#2792AF #274EAF #4427AF

triadic

#274EAF #AF274E #4EAF27

tetradic

#274EAF #AF2792 #AF8827 #27AF44

square

#274EAF #AF2792 #AF8827 #27AF44

split-complementary

#274EAF #AF4427 #92AF27

monochromatic

#11214B #1C387D #274EAF #3F6AD4 #7191DF

Accessibility & contrast

On white

7.51

#274EAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#274EAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274EAF

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274EAF	#FFFFFF	#000000	##FFFFFF
##274EAF	1.00	7.51	2.79	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB2

Deuteranopia (green-blind)

#004FAD

Tritanopia (blue-blind)

#006677

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #274eaf;
/* rgb */ color: rgb(39, 78, 175);
/* oklch */ color: oklch(45.6% 0.161 264.3);

Tailwind

colors: {
  custom: {
    50: '#767fc8',
    500: '#274eaf',
    950: '#000000',
  },
}

SCSS

$custom: #274eaf;
$custom-light: #767fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#274eaf",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 175
  },
  "hsl": {
    "h": 222.794,
    "s": 63.551,
    "l": 41.961
  },
  "oklch": {
    "l": 0.4556,
    "c": 0.16138,
    "h": 264.3
  },
  "luminance": 0.08975
}

Semantic roles & 50–950 ramp

primary

#274EAF

secondary

#C6AC6B

accent

#B741E7

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #274EAF

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

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