#456478
Closest named color: Slate (#516572). oklch(48.7% 0.048 237.4), rgb(69, 100, 120).
Aa
White text reads best on this color (6.27:1).
About this color
#456478 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.048 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.018 away. White text reads best on it, at 6.27:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #456478 |
| RGB | rgb(69, 100, 120) |
| HSL | hsl(204, 27%, 37%) |
| OKLCH | oklch(48.7% 0.048 237.4) |
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 #456478 | 6.27:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #456478 | 3.34:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #456478 text on white | 6.27:1 | AA | Lc 81.2 | Fine for body text |
| #456478 text on black | 3.34:1 | AA large text | Lc -20.7 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D1DBE1
oklch(88.6% 0.014 233.8)
-
Step 300
300
#B3C3CE
oklch(80.8% 0.023 237.7)
-
Step 400
400
#8BA5B6
oklch(70.8% 0.038 236.8)
-
Step 500
500
#6E8EA3
oklch(63% 0.048 237.3)
-
Step 600
600
#56788E
oklch(55.5% 0.052 237.3)
-
Step 700
700 (this color)
#456478
oklch(48.7% 0.048 237.4)
-
Step 800
800
#3A5263
oklch(42.6% 0.041 239.8)
-
Step 900
900
#324450
oklch(37.6% 0.031 237.8)
-
Step 950
950
#1D282F
oklch(27% 0.02 236.4)
#456478 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) | #5B6379 | 0.030 |
| Deuteranopia (no green cones) | #545E78 | 0.025 |
| Tritanopia (no blue cones) | #32696A | 0.038 |
| Achromatopsia (no color) | #606060 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456478
#456478
oklch(48.7% 0.048 237.4)
- #755944
#755944
oklch(48.7% 0.049 58.2)
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 #456478, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.018
- YInMn Blue #415A77 ΔE 0.032
- Denim #3B638C ΔE 0.035
- Dusty Grape #545775 ΔE 0.041
- Dusky Blue #475F94 ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.053
- Metallic Blue #4F738E ΔE 0.053
- Dark Aqua #05696B ΔE 0.054
Use #456478 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.