#53679D
Closest named color: French Blue (#436BAD). oklch(52.2% 0.089 267.8), rgb(83, 103, 157).
Aa
White text reads best on this color (5.53:1).
About this color
#53679D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.089 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.030 away. White text reads best on it, at 5.53:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.79:1 |
| White text | 5.53:1 |
Values
| HEX | #53679D |
| RGB | rgb(83, 103, 157) |
| HSL | hsl(224, 31%, 47%) |
| OKLCH | oklch(52.2% 0.089 267.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #53679D | 5.53:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #53679D | 3.79:1 | AA large text | Lc 26.5 | Dividers and decoration only |
| #53679D text on white | 5.53:1 | AA | Lc 77.6 | Fine for body text |
| #53679D text on black | 3.79:1 | AA large text | Lc -24.2 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D2D9EA
oklch(88.5% 0.025 267.9)
-
Step 300
300
#B4C0DD
oklch(80.8% 0.043 267.6)
-
Step 400
400
#8EA0CC
oklch(70.8% 0.068 267.3)
-
Step 500
500
#7288BF
oklch(63.2% 0.087 267.2)
-
Step 600
600
#5B71AC
oklch(55.7% 0.096 267.7)
-
Step 700
700 (this color)
#53679D
oklch(52.2% 0.089 267.8)
-
Step 800
800
#3D4D78
oklch(42.7% 0.075 267.7)
-
Step 900
900
#344060
oklch(37.6% 0.057 267.9)
-
Step 950
950
#1F2638
oklch(27.1% 0.035 267.7)
#53679D with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #536C9F | 0.014 |
| Deuteranopia (no green cones) | #4C659C | 0.011 |
| Tritanopia (no blue cones) | #37727B | 0.079 |
| Achromatopsia (no color) | #686868 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53679D
#53679D
oklch(52.2% 0.089 267.8)
- #7F6624
#7F6624
oklch(52.2% 0.089 87.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #53679D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.030
- Dusky Blue #475F94 ΔE 0.031
- Muted Blue #3B719F ΔE 0.036
- Flat Blue #3C73A8 ΔE 0.039
- Dull Blue #49759C ΔE 0.041
- Denim #3B638C ΔE 0.043
- Metallic Blue #4F738E ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.050
Use #53679D in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.