#275CBA#275CBA

#275CBA is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.4% C 0.159 H 260.9°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#275CBA
RGB	rgb(39, 92, 186)
HSL	hsl(218, 65%, 44%)
HSV	hsv(218, 79%, 73%)
CMYK	cmyk(79%, 50.5%, 0%, 27.1%)
CIE-LAB	lab(40.62, 16.97, -54.57)
CIE-LCH	lch(40.62, 57.15, 287.28°)
OKLab	oklab(49.37% -0.0253 -0.157)
OKLCH	oklch(49.37% 0.159 260.9)
XYZ	xyz(13.5236, 11.6292, 47.9768)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275CBA #BA8527

analogous

#27A6BA #275CBA #3B27BA

triadic

#275CBA #BA275C #5CBA27

tetradic

#275CBA #BA27A6 #BA8527 #27BA3B

square

#275CBA #BA27A6 #BA8527 #27BA3B

split-complementary

#275CBA #BA3B27 #A6BA27

monochromatic

#122A55 #1C4387 #275CBA #467BD8 #799FE3

Accessibility & contrast

On white

6.31

#275CBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#275CBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275CBA

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275CBA	#FFFFFF	#000000	##FFFFFF
##275CBA	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2167BD

Deuteranopia (green-blind)

#0059B8

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #275cba;
/* rgb */ color: rgb(39, 92, 186);
/* oklch */ color: oklch(49.4% 0.159 260.9);

Tailwind

colors: {
  custom: {
    50: '#7889cf',
    500: '#275cba',
    950: '#000000',
  },
}

SCSS

$custom: #275cba;
$custom-light: #7889cf;
$custom-dark: #000000;

JSON

{
  "hex": "#275cba",
  "rgb": {
    "r": 39,
    "g": 92,
    "b": 186
  },
  "hsl": {
    "h": 218.367,
    "s": 65.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49373,
    "c": 0.15907,
    "h": 260.9
  },
  "luminance": 0.11631
}

Semantic roles & 50–950 ramp

primary

#275CBA

secondary

#CBAB72

accent

#AB40E8

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #275CBA

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

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