#17275F#17275F

#17275F is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.6% C 0.102 H 267.7°. Best body text is #FFFFFF at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#17275F
RGB	rgb(23, 39, 95)
HSL	hsl(227, 61%, 23%)
HSV	hsv(227, 76%, 37%)
CMYK	cmyk(75.8%, 58.9%, 0%, 62.7%)
CIE-LAB	lab(17.73, 15.10, -35.36)
CIE-LCH	lch(17.73, 38.45, 293.12°)
OKLab	oklab(29.64% -0.0041 -0.1018)
OKLCH	oklch(29.64% 0.102 267.7)
XYZ	xyz(3.1437, 2.4591, 11.1332)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17275F #5F4F17

analogous

#174B5F #17275F #2B175F

triadic

#17275F #5F1727 #275F17

tetradic

#17275F #5F174B #5F4F17 #175F2B

square

#17275F #5F174B #5F4F17 #175F2B

split-complementary

#17275F #5F2B17 #4B5F17

monochromatic

#060A19 #0B132E #17275F #233B90 #2F4FC2

Accessibility & contrast

On white

14.08

#17275F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#17275F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17275F

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17275F	#FFFFFF	#000000	##FFFFFF
##17275F	1.00	14.08	1.49	14.08
#FFFFFF	14.08	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F61

Deuteranopia (green-blind)

#00285E

Tritanopia (blue-blind)

#00353E

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #17275f;
/* rgb */ color: rgb(23, 39, 95);
/* oklch */ color: oklch(29.6% 0.102 267.7);

Tailwind

colors: {
  custom: {
    50: '#5f608d',
    500: '#17275f',
    950: '#000000',
  },
}

SCSS

$custom: #17275f;
$custom-light: #5f608d;
$custom-dark: #000000;

JSON

{
  "hex": "#17275f",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 95
  },
  "hsl": {
    "h": 226.667,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.29641,
    "c": 0.10191,
    "h": 267.7
  },
  "luminance": 0.02459
}

Semantic roles & 50–950 ramp

primary

#17275F

secondary

#96823C

accent

#C044E4

background

#F5F5F8

surface

#EAE9F0

border

#C6C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #17275F

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

Preview Lab → · Contrast checker → · Palette generator →