#274C87#274C87

#274C87 is a dark, moderate blue. Relative luminance 0.073; OKLCH L 42.1% C 0.107 H 259.4°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#274C87
RGB	rgb(39, 76, 135)
HSL	hsl(217, 55%, 34%)
HSV	hsv(217, 71%, 53%)
CMYK	cmyk(71.1%, 43.7%, 0%, 47.1%)
CIE-LAB	lab(32.59, 7.78, -36.91)
CIE-LCH	lch(32.59, 37.73, 281.91°)
OKLab	oklab(42.12% -0.0198 -0.1054)
OKLCH	oklch(42.12% 0.107 259.4)
XYZ	xyz(7.7927, 7.3487, 23.9247)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274C87 #876227

analogous

#277C87 #274C87 #322787

triadic

#274C87 #87274C #4C8727

tetradic

#274C87 #87277C #876227 #278732

square

#274C87 #87277C #876227 #278732

split-complementary

#274C87 #873227 #7C8727

monochromatic

#0C1728 #193158 #274C87 #3567B6 #5987CF

Accessibility & contrast

On white

8.50

#274C87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#274C87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274C87

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274C87	#FFFFFF	#000000	##FFFFFF
##274C87	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305189

Deuteranopia (green-blind)

#204986

Tritanopia (blue-blind)

#005A63

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #274c87;
/* rgb */ color: rgb(39, 76, 135);
/* oklch */ color: oklch(42.1% 0.107 259.4);

Tailwind

colors: {
  custom: {
    50: '#6d7daa',
    500: '#274c87',
    950: '#000000',
  },
}

SCSS

$custom: #274c87;
$custom-light: #6d7daa;
$custom-dark: #000000;

JSON

{
  "hex": "#274c87",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 135
  },
  "hsl": {
    "h": 216.875,
    "s": 55.172,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42119,
    "c": 0.10727,
    "h": 259.4
  },
  "luminance": 0.07349
}

Semantic roles & 50–950 ramp

primary

#274C87

secondary

#B49056

accent

#A549DF

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080910

muted

#7A7B7F

Preview Lab

Preview with #274C87

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

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