#4D679D
Closest named color: French Blue (#436BAD). oklch(51.8% 0.091 263.9), rgb(77, 103, 157).
Aa
White text reads best on this color (5.61:1).
About this color
#4D679D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.091 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.027 away. White text reads best on it, at 5.61:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #4D679D |
| RGB | rgb(77, 103, 157) |
| HSL | hsl(220, 34%, 46%) |
| OKLCH | oklch(51.8% 0.091 263.9) |
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 #4D679D | 5.61:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #4D679D | 3.74:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #4D679D text on white | 5.61:1 | AA | Lc 78.0 | Fine for body text |
| #4D679D text on black | 3.74:1 | AA large text | Lc -23.8 | 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
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D1D9EA
oklch(88.4% 0.025 265.6)
-
Step 300
300
#B2C1DE
oklch(80.9% 0.044 263.6)
-
Step 400
400
#8AA1CE
oklch(70.8% 0.071 263.6)
-
Step 500
500
#6D89C1
oklch(63.1% 0.091 263.6)
-
Step 600
600
#5572AD
oklch(55.6% 0.098 263.6)
-
Step 700
700 (this color)
#4D679D
oklch(51.8% 0.091 263.9)
-
Step 800
800
#394E79
oklch(42.7% 0.077 263.7)
-
Step 900
900
#314161
oklch(37.7% 0.059 263.5)
-
Step 950
950
#1D2639
oklch(27% 0.038 264.5)
#4D679D 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) | #526C9F | 0.016 |
| Deuteranopia (no green cones) | #49649C | 0.010 |
| Tritanopia (no blue cones) | #29737B | 0.082 |
| Achromatopsia (no color) | #686868 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D679D
#4D679D
oklch(51.8% 0.091 263.9)
- #816320
#816320
oklch(51.7% 0.091 83.8)
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 #4D679D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.027
- Dusky Blue #475F94 ΔE 0.027
- Muted Blue #3B719F ΔE 0.032
- Flat Blue #3C73A8 ΔE 0.036
- Denim #3B638C ΔE 0.037
- Dull Blue #49759C ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.045
- Mid Blue #276AB3 ΔE 0.047
Use #4D679D 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.