#456C84
Closest named color: Metallic Blue (#4F738E). oklch(51.2% 0.058 236.5), rgb(69, 108, 132).
Aa
White text reads best on this color (5.62:1).
About this color
#456C84 is a medium-dark, muted blue. In OKLCH its lightness is 51%, its chroma 0.058 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.028 away. White text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #456C84 |
| RGB | rgb(69, 108, 132) |
| HSL | hsl(203, 31%, 39%) |
| OKLCH | oklch(51.2% 0.058 236.5) |
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 #456C84 | 5.62:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #456C84 | 3.73:1 | AA large text | Lc 26.0 | Dividers and decoration only |
| #456C84 text on white | 5.62:1 | AA | Lc 78.1 | Fine for body text |
| #456C84 text on black | 3.73:1 | AA large text | Lc -23.7 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D0DBE2
oklch(88.5% 0.015 235.4)
-
Step 300
300
#B0C4D1
oklch(80.9% 0.029 236.3)
-
Step 400
400
#86A5B9
oklch(70.6% 0.045 236.6)
-
Step 500
500
#688FA8
oklch(63.1% 0.057 237)
-
Step 600
600
#4E7994
oklch(55.6% 0.064 237.1)
-
Step 700
700 (this color)
#456C84
oklch(51.2% 0.058 236.5)
-
Step 800
800
#345366
oklch(42.6% 0.048 236.4)
-
Step 900
900
#2E4553
oklch(37.7% 0.037 235.8)
-
Step 950
950
#1B2831
oklch(26.9% 0.025 239.1)
#456C84 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) | #616B85 | 0.036 |
| Deuteranopia (no green cones) | #586484 | 0.032 |
| Tritanopia (no blue cones) | #297274 | 0.045 |
| Achromatopsia (no color) | #676767 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456C84
#456C84
oklch(51.2% 0.058 236.5)
- #815E45
#815E45
oklch(51.2% 0.059 56.5)
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 #456C84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.028
- Slate #516572 ΔE 0.031
- Denim #3B638C ΔE 0.036
- Muted Blue #3B719F ΔE 0.042
- Dull Blue #49759C ΔE 0.042
- Sea Blue #047495 ΔE 0.044
- Ocean Blue #03719C ΔE 0.050
- Cerulean #457B9D ΔE 0.052
Use #456C84 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.