#5F6489
Closest named color: Dusky Blue (#475F94). oklch(51.4% 0.059 278.2), rgb(95, 100, 137).
Aa
White text reads best on this color (5.72:1).
About this color
#5F6489 is a medium-dark, muted blue. In OKLCH its lightness is 51%, its chroma 0.059 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.042 away. White text reads best on it, at 5.72:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.67:1 |
| White text | 5.72:1 |
Values
| HEX | #5F6489 |
| RGB | rgb(95, 100, 137) |
| HSL | hsl(233, 18%, 45%) |
| OKLCH | oklch(51.4% 0.059 278.2) |
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 #5F6489 | 5.72:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #5F6489 | 3.67:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #5F6489 text on white | 5.72:1 | AA | Lc 78.6 | Fine for body text |
| #5F6489 text on black | 3.67:1 | AA large text | Lc -23.2 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E4
oklch(88.4% 0.017 278.5)
-
Step 300
300
#BCBFD3
oklch(80.9% 0.028 279)
-
Step 400
400
#999EBD
oklch(70.6% 0.046 278)
-
Step 500
500
#8186AD
oklch(63% 0.059 278.9)
-
Step 600
600
#6A7098
oklch(55.6% 0.063 277.6)
-
Step 700
700 (this color)
#5F6489
oklch(51.4% 0.059 278.2)
-
Step 800
800
#494C6A
oklch(42.6% 0.05 279.6)
-
Step 900
900
#3D4056
oklch(37.8% 0.038 278.4)
-
Step 950
950
#242532
oklch(26.9% 0.024 281.2)
#5F6489 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) | #59688B | 0.013 |
| Deuteranopia (no green cones) | #576588 | 0.012 |
| Tritanopia (no blue cones) | #546B71 | 0.052 |
| Achromatopsia (no color) | #666666 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F6489
#5F6489
oklch(51.4% 0.059 278.2)
- #70683F
#70683F
oklch(51.4% 0.06 98.5)
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 #5F6489, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.042
- Slate #516572 ΔE 0.045
- Metallic Blue #4F738E ΔE 0.045
- Denim #3B638C ΔE 0.047
- Dusty Grape #545775 ΔE 0.049
- Dull Blue #49759C ΔE 0.053
- Dusk #4E5481 ΔE 0.055
- Muted Blue #3B719F ΔE 0.056
Use #5F6489 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.