#27397B#27397B

#27397B is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.9% C 0.114 H 268.7°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#27397B
RGB	rgb(39, 57, 123)
HSL	hsl(227, 52%, 32%)
HSV	hsv(227, 68%, 48%)
CMYK	cmyk(68.3%, 53.7%, 0%, 51.8%)
CIE-LAB	lab(26.12, 16.13, -39.82)
CIE-LCH	lch(26.12, 42.97, 292.05°)
OKLab	oklab(36.91% -0.0025 -0.1143)
OKLCH	oklch(36.91% 0.114 268.7)
XYZ	xyz(5.8738, 4.7871, 19.3495)
Luminance	0.0479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#27397B #7B6927

analogous

#27637B #27397B #3F277B

triadic

#27397B #7B2739 #397B27

tetradic

#27397B #7B2763 #7B6927 #277B3F

square

#27397B #7B2763 #7B6927 #277B3F

split-complementary

#27397B #7B3F27 #637B27

monochromatic

#0A0E1E #18234D #27397B #364FA9 #546DC9

Accessibility & contrast

On white

10.73

#27397B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#27397B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #27397B

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##27397B	#FFFFFF	#000000	##FFFFFF
##27397B	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11427D

Deuteranopia (green-blind)

#003A7A

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #27397b;
/* rgb */ color: rgb(39, 57, 123);
/* oklch */ color: oklch(36.9% 0.114 268.7);

Tailwind

colors: {
  custom: {
    50: '#6b6fa2',
    500: '#27397b',
    950: '#000000',
  },
}

SCSS

$custom: #27397b;
$custom-light: #6b6fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#27397b",
  "rgb": {
    "r": 39,
    "g": 57,
    "b": 123
  },
  "hsl": {
    "h": 227.143,
    "s": 51.852,
    "l": 31.765
  },
  "oklch": {
    "l": 0.36906,
    "c": 0.11432,
    "h": 268.7
  },
  "luminance": 0.04788
}

Semantic roles & 50–950 ramp

primary

#27397B

secondary

#AD9951

accent

#BD4CDB

background

#F6F6FA

surface

#ECECF3

border

#C7C7CD

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #27397B

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

Preview Lab → · Contrast checker → · Palette generator →