#4567A0
Closest named color: French Blue (#436BAD). oklch(51.5% 0.099 260.3), rgb(69, 103, 160).
Aa
White text reads best on this color (5.67:1).
About this color
#4567A0 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.099 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.021 away. White text reads best on it, at 5.67:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.70:1 |
| White text | 5.67:1 |
Values
| HEX | #4567A0 |
| RGB | rgb(69, 103, 160) |
| HSL | hsl(218, 40%, 45%) |
| OKLCH | oklch(51.5% 0.099 260.3) |
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 #4567A0 | 5.67:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #4567A0 | 3.70:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #4567A0 text on white | 5.67:1 | AA | Lc 78.2 | Fine for body text |
| #4567A0 text on black | 3.70:1 | AA large text | Lc -23.5 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#CFDAEB
oklch(88.5% 0.026 259)
-
Step 300
300
#AFC2E0
oklch(80.9% 0.047 259.5)
-
Step 400
400
#85A2D1
oklch(70.8% 0.076 259.9)
-
Step 500
500
#668AC5
oklch(63.1% 0.098 260)
-
Step 600
600
#4E73B1
oklch(55.6% 0.106 260.3)
-
Step 700
700 (this color)
#4567A0
oklch(51.5% 0.099 260.3)
-
Step 800
800
#344F7C
oklch(42.8% 0.082 260.2)
-
Step 900
900
#2D4263
oklch(37.7% 0.063 259.2)
-
Step 950
950
#1B273A
oklch(27.1% 0.039 259.4)
#4567A0 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) | #506BA2 | 0.019 |
| Deuteranopia (no green cones) | #44639F | 0.012 |
| Tritanopia (no blue cones) | #05747C | 0.089 |
| Achromatopsia (no color) | #676767 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4567A0
#4567A0
oklch(51.5% 0.099 260.3)
- #856014
#856014
oklch(51.5% 0.099 79.9)
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 #4567A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.021
- Dusky Blue #475F94 ΔE 0.026
- Muted Blue #3B719F ΔE 0.030
- Flat Blue #3C73A8 ΔE 0.034
- Denim #3B638C ΔE 0.035
- Mid Blue #276AB3 ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.041
- Dull Blue #49759C ΔE 0.044
Use #4567A0 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.