#49639F
Closest named color: Dusky Blue (#475F94). oklch(50.7% 0.101 265.3), rgb(73, 99, 159).
Aa
White text reads best on this color (5.88:1).
About this color
#49639F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.101 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.020 away. White text reads best on it, at 5.88:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #49639F |
| RGB | rgb(73, 99, 159) |
| HSL | hsl(222, 37%, 45%) |
| OKLCH | oklch(50.7% 0.101 265.3) |
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 #49639F | 5.88:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #49639F | 3.56:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #49639F text on white | 5.88:1 | AA | Lc 79.3 | Fine for body text |
| #49639F text on black | 3.56:1 | AA large text | Lc -22.5 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0D9EC
oklch(88.4% 0.028 265.4)
-
Step 300
300
#B1C1E1
oklch(80.9% 0.049 264.3)
-
Step 400
400
#89A0D2
oklch(70.7% 0.078 265.3)
-
Step 500
500
#6C88C6
oklch(63.1% 0.099 265.1)
-
Step 600
600
#5471B3
oklch(55.6% 0.109 265.1)
-
Step 700
700 (this color)
#49639F
oklch(50.7% 0.101 265.3)
-
Step 800
800
#394D7D
oklch(42.7% 0.084 265.8)
-
Step 900
900
#314064
oklch(37.6% 0.065 266.1)
-
Step 950
950
#1D263B
oklch(27.1% 0.041 266)
#49639F 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) | #4B69A1 | 0.017 |
| Deuteranopia (no green cones) | #41619E | 0.012 |
| Tritanopia (no blue cones) | #1D7079 | 0.091 |
| Achromatopsia (no color) | #646464 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #49639F
#49639F
oklch(50.7% 0.101 265.3)
- #7F6009
#7F6009
oklch(50.7% 0.101 85.7)
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 #49639F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.020
- French Blue #436BAD ΔE 0.028
- Denim Blue #3B5B92 ΔE 0.035
- Denim #3B638C ΔE 0.036
- Muted Blue #3B719F ΔE 0.041
- Mid Blue #276AB3 ΔE 0.042
- Flat Blue #3C73A8 ΔE 0.045
- Peacock Blue #016795 ΔE 0.053
Use #49639F 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.