#274C8E#274C8E

#274C8E is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.6% C 0.117 H 261.0°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#274C8E
RGB	rgb(39, 76, 142)
HSL	hsl(218, 57%, 35%)
HSV	hsv(218, 73%, 56%)
CMYK	cmyk(72.5%, 46.5%, 0%, 44.3%)
CIE-LAB	lab(33.03, 10.50, -40.50)
CIE-LCH	lch(33.03, 41.84, 284.53°)
OKLab	oklab(42.61% -0.0184 -0.1159)
OKLCH	oklch(42.61% 0.117 261)
XYZ	xyz(8.3019, 7.5523, 26.6062)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C8E #8E6927

analogous

#277F8E #274C8E #36278E

triadic

#274C8E #8E274C #4C8E27

tetradic

#274C8E #8E277F #8E6927 #278E36

square

#274C8E #8E277F #8E6927 #278E36

split-complementary

#274C8E #8E3627 #7F8E27

monochromatic

#0D192E #1A325E #274C8E #3466BE #5D87D2

Accessibility & contrast

On white

8.36

#274C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#274C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C8E

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C8E	#FFFFFF	#000000	##FFFFFF
##274C8E	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5390

Deuteranopia (green-blind)

#16498D

Tritanopia (blue-blind)

#005B66

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #274c8e;
/* rgb */ color: rgb(39, 76, 142);
/* oklch */ color: oklch(42.6% 0.117 261.0);

Tailwind

colors: {
  custom: {
    50: '#6f7daf',
    500: '#274c8e',
    950: '#000000',
  },
}

SCSS

$custom: #274c8e;
$custom-light: #6f7daf;
$custom-dark: #000000;

JSON

{
  "hex": "#274c8e",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 142
  },
  "hsl": {
    "h": 218.447,
    "s": 56.906,
    "l": 35.49
  },
  "oklch": {
    "l": 0.42606,
    "c": 0.1174,
    "h": 261
  },
  "luminance": 0.07553
}

Semantic roles & 50–950 ramp

primary

#274C8E

secondary

#B89659

accent

#A948E0

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #274C8E

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

Preview Lab → · Contrast checker → · Palette generator →