#53668A
Closest named color: Denim (#3B638C). oklch(51% 0.062 262.8), rgb(83, 102, 138).
Aa
White text reads best on this color (5.77:1).
About this color
#53668A is a medium-dark, muted blue. In OKLCH its lightness is 51%, its chroma 0.062 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.032 away. White text reads best on it, at 5.77:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.63:1 |
| White text | 5.77:1 |
Values
| HEX | #53668A |
| RGB | rgb(83, 102, 138) |
| HSL | hsl(219, 25%, 43%) |
| OKLCH | oklch(51% 0.062 262.8) |
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 #53668A | 5.77:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #53668A | 3.63:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #53668A text on white | 5.77:1 | AA | Lc 78.9 | Fine for body text |
| #53668A text on black | 3.63:1 | AA large text | Lc -22.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D3D9E5
oklch(88.4% 0.018 264.5)
-
Step 300
300
#B6C1D5
oklch(80.9% 0.031 262.5)
-
Step 400
400
#91A1BF
oklch(70.7% 0.048 263)
-
Step 500
500
#768AAF
oklch(63.1% 0.061 262.6)
-
Step 600
600
#5E739B
oklch(55.5% 0.067 262.9)
-
Step 700
700 (this color)
#53668A
oklch(51% 0.062 262.8)
-
Step 800
800
#404F6C
oklch(42.7% 0.052 263.2)
-
Step 900
900
#364257
oklch(37.7% 0.039 261.5)
-
Step 950
950
#202733
oklch(27.1% 0.025 261.1)
#53668A 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) | #59688C | 0.011 |
| Deuteranopia (no green cones) | #546389 | 0.009 |
| Tritanopia (no blue cones) | #416D72 | 0.055 |
| Achromatopsia (no color) | #666666 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53668A
#53668A
oklch(51% 0.062 262.8)
- #77633B
#77633B
oklch(51% 0.062 83.7)
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 #53668A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.032
- Dusky Blue #475F94 ΔE 0.034
- Metallic Blue #4F738E ΔE 0.037
- Slate #516572 ΔE 0.039
- Muted Blue #3B719F ΔE 0.044
- Dull Blue #49759C ΔE 0.045
- Dusty Grape #545775 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.051
Use #53668A 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.