#1A587C#1A587C

#1A587C is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.9% C 0.085 H 239.0°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#1A587C
RGB	rgb(26, 88, 124)
HSL	hsl(202, 65%, 29%)
HSV	hsv(202, 79%, 49%)
CMYK	cmyk(79%, 29%, 0%, 51.4%)
CIE-LAB	lab(35.31, -6.20, -25.86)
CIE-LCH	lch(35.31, 26.59, 256.52°)
OKLab	oklab(43.93% -0.0439 -0.0731)
OKLCH	oklch(43.93% 0.085 239)
XYZ	xyz(7.5524, 8.6534, 20.3371)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A587C #7C3E1A

analogous

#1A7C6F #1A587C #1A277C

triadic

#1A587C #7C1A58 #587C1A

tetradic

#1A587C #6F1A7C #7C3E1A #277C1A

square

#1A587C #6F1A7C #7C3E1A #277C1A

split-complementary

#1A587C #7C1A27 #7C6F1A

monochromatic

#051219 #0F3449 #1A587C #257CAF #3B9DD6

Accessibility & contrast

On white

7.69

#1A587C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#1A587C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A587C

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A587C	#FFFFFF	#000000	##FFFFFF
##1A587C	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47587E

Deuteranopia (green-blind)

#3A4F7B

Tritanopia (blue-blind)

#006164

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1a587c;
/* rgb */ color: rgb(26, 88, 124);
/* oklch */ color: oklch(43.9% 0.085 239.0);

Tailwind

colors: {
  custom: {
    50: '#6687a2',
    500: '#1a587c',
    950: '#000000',
  },
}

SCSS

$custom: #1a587c;
$custom-light: #6687a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1a587c",
  "rgb": {
    "r": 26,
    "g": 88,
    "b": 124
  },
  "hsl": {
    "h": 202.041,
    "s": 65.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.43927,
    "c": 0.08528,
    "h": 239
  },
  "luminance": 0.08654
}

Semantic roles & 50–950 ramp

primary

#1A587C

secondary

#B06A42

accent

#7E40E8

background

#F6F8FA

surface

#EBEFF3

border

#C6CACD

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #1A587C

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

Preview Lab → · Contrast checker → · Palette generator →