#4C58AD
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.135 274.4), rgb(76, 88, 173).
Aa
White text reads best on this color (6.35:1).
About this color
#4C58AD is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.135 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.048 away. White text reads best on it, at 6.35:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.135) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.30:1 |
| White text | 6.35:1 |
Values
| HEX | #4C58AD |
| RGB | rgb(76, 88, 173) |
| HSL | hsl(233, 39%, 49%) |
| OKLCH | oklch(49.5% 0.135 274.4) |
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 #4C58AD | 6.35:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #4C58AD | 3.30:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #4C58AD text on white | 6.35:1 | AA | Lc 81.4 | Fine for body text |
| #4C58AD text on black | 3.30:1 | AA large text | Lc -20.5 | 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 700.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D1D8F2
oklch(88.5% 0.037 273.7)
-
Step 300
300
#B3BEEB
oklch(80.8% 0.065 274.1)
-
Step 400
400
#8D9BE2
oklch(70.6% 0.105 274.9)
-
Step 500
500
#7281D9
oklch(63.1% 0.133 274.6)
-
Step 600
600
#5B69C7
oklch(55.6% 0.145 274.3)
-
Step 700
700 (this color)
#4C58AD
oklch(49.5% 0.135 274.4)
-
Step 800
800
#3D478B
oklch(42.6% 0.112 274.3)
-
Step 900
900
#343C6F
oklch(37.6% 0.087 274.7)
-
Step 950
950
#1E2441
oklch(27% 0.055 273.4)
#4C58AD 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) | #2F64B0 | 0.041 |
| Deuteranopia (no green cones) | #215BAB | 0.044 |
| Tritanopia (no blue cones) | #176B7A | 0.119 |
| Achromatopsia (no color) | #5F5F5F | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C58AD
#4C58AD
oklch(49.5% 0.135 274.4)
- #746000
#746000
oklch(49.4% 0.101 94.7)
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 #4C58AD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.048
- Iris #6258C4 ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.051
- French Blue #436BAD ΔE 0.052
- Mid Blue #276AB3 ΔE 0.055
- Twilight #4E518B ΔE 0.055
- Slate Blue #6A5ACD ΔE 0.068
- Blueberry #464196 ΔE 0.068
Use #4C58AD 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.