#54598D
Closest named color: Dusky Blue (#475F94). oklch(48.3% 0.084 278.6), rgb(84, 89, 141).
Aa
White text reads best on this color (6.58:1).
About this color
#54598D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.084 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.023 away. White text reads best on it, at 6.58:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.19:1 |
| White text | 6.58:1 |
Values
| HEX | #54598D |
| RGB | rgb(84, 89, 141) |
| HSL | hsl(235, 25%, 44%) |
| OKLCH | oklch(48.3% 0.084 278.6) |
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 #54598D | 6.58:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #54598D | 3.19:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #54598D text on white | 6.58:1 | AA | Lc 82.5 | Fine for body text |
| #54598D text on black | 3.19:1 | AA large text | Lc -19.4 | 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
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D5D8E8
oklch(88.5% 0.022 277.5)
-
Step 300
300
#BABFDB
oklch(81% 0.04 277.5)
-
Step 400
400
#979DC9
oklch(70.7% 0.065 278.6)
-
Step 500
500
#7E84BB
oklch(63% 0.083 278.9)
-
Step 600
600
#686DA7
oklch(55.5% 0.09 279.3)
-
Step 700
700 (this color)
#54598D
oklch(48.3% 0.084 278.6)
-
Step 800
800
#474B74
oklch(42.8% 0.068 278.8)
-
Step 900
900
#3B3F5E
oklch(37.8% 0.053 277.9)
-
Step 950
950
#232537
oklch(27.1% 0.034 279)
#54598D 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) | #485F8F | 0.022 |
| Deuteranopia (no green cones) | #445B8C | 0.022 |
| Tritanopia (no blue cones) | #43636C | 0.073 |
| Achromatopsia (no color) | #5D5D5D | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #54598D
#54598D
oklch(48.3% 0.084 278.6)
- #6B5F1F
#6B5F1F
oklch(48.4% 0.084 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 #54598D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.023
- Dusk #4E5481 ΔE 0.025
- Twilight #4E518B ΔE 0.025
- Denim Blue #3B5B92 ΔE 0.033
- Dusty Grape #545775 ΔE 0.039
- Denim #3B638C ΔE 0.041
- YInMn Blue #415A77 ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.048
Use #54598D 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.