#274E8E#274E8E

#274E8E is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.115 H 259.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#274E8E
RGB	rgb(39, 78, 142)
HSL	hsl(217, 57%, 35%)
HSV	hsv(217, 73%, 56%)
CMYK	cmyk(72.5%, 45.1%, 0%, 44.3%)
CIE-LAB	lab(33.63, 9.16, -39.54)
CIE-LCH	lch(33.63, 40.59, 283.04°)
OKLab	oklab(43.07% -0.0203 -0.1131)
OKLCH	oklch(43.07% 0.115 259.8)
XYZ	xyz(8.4418, 7.8322, 26.6528)
Luminance	0.0783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274E8E #8E6727

analogous

#27818E #274E8E #34278E

triadic

#274E8E #8E274E #4E8E27

tetradic

#274E8E #8E2781 #8E6727 #278E34

square

#274E8E #8E2781 #8E6727 #278E34

split-complementary

#274E8E #8E3427 #818E27

monochromatic

#0D192E #1A345E #274E8E #3468BE #5D89D2

Accessibility & contrast

On white

8.18

#274E8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#274E8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274E8E

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274E8E	#FFFFFF	#000000	##FFFFFF
##274E8E	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5490

Deuteranopia (green-blind)

#1C4B8D

Tritanopia (blue-blind)

#005D67

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #274e8e;
/* rgb */ color: rgb(39, 78, 142);
/* oklch */ color: oklch(43.1% 0.115 259.8);

Tailwind

colors: {
  custom: {
    50: '#6f7faf',
    500: '#274e8e',
    950: '#000000',
  },
}

SCSS

$custom: #274e8e;
$custom-light: #6f7faf;
$custom-dark: #000000;

JSON

{
  "hex": "#274e8e",
  "rgb": {
    "r": 39,
    "g": 78,
    "b": 142
  },
  "hsl": {
    "h": 217.282,
    "s": 56.906,
    "l": 35.49
  },
  "oklch": {
    "l": 0.43067,
    "c": 0.11492,
    "h": 259.8
  },
  "luminance": 0.07833
}

Semantic roles & 50–950 ramp

primary

#274E8E

secondary

#B89459

accent

#A648E0

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #274E8E

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

Preview Lab → · Contrast checker → · Palette generator →