#1C3D98#1C3D98

#1C3D98 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.154 H 264.9°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#1C3D98
RGB	rgb(28, 61, 152)
HSL	hsl(224, 69%, 35%)
HSV	hsv(224, 82%, 60%)
CMYK	cmyk(81.6%, 59.9%, 0%, 40.4%)
CIE-LAB	lab(29.03, 23.30, -53.10)
CIE-LCH	lch(29.03, 57.99, 293.69°)
OKLab	oklab(39.68% -0.0138 -0.1535)
OKLCH	oklch(39.68% 0.154 264.9)
XYZ	xyz(7.8131, 5.8504, 30.4171)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C3D98 #98771C

analogous

#1C7B98 #1C3D98 #391C98

triadic

#1C3D98 #981C3D #3D981C

tetradic

#1C3D98 #981C7B #98771C #1C9839

square

#1C3D98 #981C7B #98771C #1C9839

split-complementary

#1C3D98 #98391C #7B981C

monochromatic

#091431 #122864 #1C3D98 #2652CC #5076DF

Accessibility & contrast

On white

9.68

#1C3D98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#1C3D98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C3D98

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C3D98	#FFFFFF	#000000	##FFFFFF
##1C3D98	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9B

Deuteranopia (green-blind)

#003F96

Tritanopia (blue-blind)

#005464

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c3d98;
/* rgb */ color: rgb(28, 61, 152);
/* oklch */ color: oklch(39.7% 0.154 264.9);

Tailwind

colors: {
  custom: {
    50: '#6e72b7',
    500: '#1c3d98',
    950: '#000000',
  },
}

SCSS

$custom: #1c3d98;
$custom-light: #6e72b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1c3d98",
  "rgb": {
    "r": 28,
    "g": 61,
    "b": 152
  },
  "hsl": {
    "h": 224.032,
    "s": 68.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.3968,
    "c": 0.1541,
    "h": 264.9
  },
  "luminance": 0.05851
}

Semantic roles & 50–950 ramp

primary

#1C3D98

secondary

#C1A34E

accent

#BD3CEC

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1C3D98

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

Preview Lab → · Contrast checker → · Palette generator →