#455673
Closest named color: YInMn Blue (#415A77). oklch(45.1% 0.052 260.9), rgb(69, 86, 115).
Aa
White text reads best on this color (7.41:1).
About this color
#455673 is a medium-dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.052 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.012 away. White text reads best on it, at 7.41:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #455673 |
| RGB | rgb(69, 86, 115) |
| HSL | hsl(218, 25%, 36%) |
| OKLCH | oklch(45.1% 0.052 260.9) |
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 #455673 | 7.41:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #455673 | 2.83:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #455673 text on white | 7.41:1 | AAA | Lc 85.7 | Fine for body text |
| #455673 text on black | 2.83:1 | Fails | Lc -16.3 | 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 800.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D3D9E5
oklch(88.4% 0.018 264.5)
-
Step 300
300
#B6C1D5
oklch(80.9% 0.031 262.5)
-
Step 400
400
#90A1C0
oklch(70.6% 0.049 262.4)
-
Step 500
500
#748AB0
oklch(63% 0.063 261.2)
-
Step 600
600
#5D749C
oklch(55.7% 0.068 261.2)
-
Step 700
700
#4C6185
oklch(49.1% 0.064 260.9)
-
Step 800
800 (this color)
#455673
oklch(45.1% 0.052 260.9)
-
Step 900
900
#354258
oklch(37.7% 0.042 260.8)
-
Step 950
950
#1F2733
oklch(27.1% 0.025 258.3)
#455673 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) | #4C5874 | 0.012 |
| Deuteranopia (no green cones) | #475372 | 0.009 |
| Tritanopia (no blue cones) | #365C60 | 0.046 |
| Achromatopsia (no color) | #555555 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455673
#455673
oklch(45.1% 0.052 260.9)
- #655333
#655333
oklch(45.2% 0.053 81.2)
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 #455673, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.012
- Dusty Grape #545775 ΔE 0.023
- Dusk #4E5481 ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.040
- Twilight #4E518B ΔE 0.048
- Denim #3B638C ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.050
- Slate #516572 ΔE 0.052
Use #455673 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.