#4A668F
Closest named color: Denim (#3B638C). oklch(50.6% 0.074 257.8), rgb(74, 102, 143).
Aa
White text reads best on this color (5.85:1).
About this color
#4A668F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.074 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.021 away. White text reads best on it, at 5.85:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #4A668F |
| RGB | rgb(74, 102, 143) |
| HSL | hsl(216, 32%, 43%) |
| OKLCH | oklch(50.6% 0.074 257.8) |
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 #4A668F | 5.85:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #4A668F | 3.58:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #4A668F text on white | 5.85:1 | AA | Lc 79.2 | Fine for body text |
| #4A668F text on black | 3.58:1 | AA large text | Lc -22.6 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D1DAE7
oklch(88.5% 0.02 257.5)
-
Step 300
300
#B3C2D8
oklch(81% 0.035 257.9)
-
Step 400
400
#8BA2C5
oklch(70.7% 0.058 258.7)
-
Step 500
500
#6E8BB6
oklch(63.1% 0.073 258.1)
-
Step 600
600
#5675A2
oklch(55.7% 0.079 257.6)
-
Step 700
700 (this color)
#4A668F
oklch(50.6% 0.074 257.8)
-
Step 800
800
#3A5070
oklch(42.8% 0.06 257.7)
-
Step 900
900
#32425B
oklch(37.7% 0.048 259.1)
-
Step 950
950
#1D2735
oklch(27% 0.03 256.9)
#4A668F 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) | #566891 | 0.018 |
| Deuteranopia (no green cones) | #4E628E | 0.012 |
| Tritanopia (no blue cones) | #2D6F74 | 0.066 |
| Achromatopsia (no color) | #656565 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4A668F
#4A668F
oklch(50.6% 0.074 257.8)
- #7C5F31
#7C5F31
oklch(50.5% 0.073 77.4)
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 #4A668F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.021
- Dusky Blue #475F94 ΔE 0.025
- Muted Blue #3B719F ΔE 0.036
- Denim Blue #3B5B92 ΔE 0.041
- Metallic Blue #4F738E ΔE 0.041
- Dull Blue #49759C ΔE 0.044
- Slate #516572 ΔE 0.047
- French Blue #436BAD ΔE 0.047
Use #4A668F 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.