#53689D
Closest named color: French Blue (#436BAD). oklch(52.4% 0.088 266.9), rgb(83, 104, 157).
Aa
White text reads best on this color (5.47:1).
About this color
#53689D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.088 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.029 away. White text reads best on it, at 5.47:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #53689D |
| RGB | rgb(83, 104, 157) |
| HSL | hsl(223, 31%, 47%) |
| OKLCH | oklch(52.4% 0.088 266.9) |
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 #53689D | 5.47:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #53689D | 3.83:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #53689D text on white | 5.47:1 | AA | Lc 77.3 | Fine for body text |
| #53689D text on black | 3.83:1 | AA large text | Lc -24.5 | 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 600.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF2
oklch(93.6% 0.012 264.5)
-
Step 200
200
#D2D9E8
oklch(88.4% 0.022 265.8)
-
Step 300
300
#B5C0DB
oklch(80.8% 0.04 267.9)
-
Step 400
400
#8FA0C9
oklch(70.7% 0.063 267.2)
-
Step 500
500
#7388BB
oklch(63% 0.081 266.9)
-
Step 600
600 (this color)
#53689D
oklch(52.4% 0.088 266.9)
-
Step 700
700
#4C5F8F
oklch(49.1% 0.081 267)
-
Step 800
800
#3E4E74
oklch(42.8% 0.067 266.2)
-
Step 900
900
#35415E
oklch(37.8% 0.052 266.7)
-
Step 950
950
#1F2637
oklch(27% 0.033 266.9)
#53689D 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) | #556D9F | 0.015 |
| Deuteranopia (no green cones) | #4D669C | 0.010 |
| Tritanopia (no blue cones) | #37737B | 0.079 |
| Achromatopsia (no color) | #696969 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53689D
#53689D
oklch(52.4% 0.088 266.9)
- #806626
#806626
oklch(52.3% 0.088 86.5)
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 #53689D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.029
- Dusky Blue #475F94 ΔE 0.033
- Muted Blue #3B719F ΔE 0.034
- Flat Blue #3C73A8 ΔE 0.037
- Dull Blue #49759C ΔE 0.039
- Denim #3B638C ΔE 0.043
- Metallic Blue #4F738E ΔE 0.045
- Mid Blue #276AB3 ΔE 0.052
Use #53689D 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.