#456F9F
Closest named color: Muted Blue (#3B719F). oklch(53.2% 0.089 252.8), rgb(69, 111, 159).
Aa
White text reads best on this color (5.21:1).
About this color
#456F9F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.089 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Muted Blue (#3B719F), ΔE 0.011 away. White text reads best on it, at 5.21:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Muted Blue (#3B719F) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #456F9F |
| RGB | rgb(69, 111, 159) |
| HSL | hsl(212, 39%, 45%) |
| OKLCH | oklch(53.2% 0.089 252.8) |
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 #456F9F | 5.21:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #456F9F | 4.02:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #456F9F text on white | 5.21:1 | AA | Lc 75.7 | Fine for body text |
| #456F9F text on black | 4.02:1 | AA large text | Lc -26.0 | 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 600.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CFDAE8
oklch(88.4% 0.023 254.4)
-
Step 300
300
#AFC3DB
oklch(81% 0.04 253.1)
-
Step 400
400
#84A4C8
oklch(70.8% 0.064 251.7)
-
Step 500
500
#658CBA
oklch(63% 0.082 253.1)
-
Step 600
600 (this color)
#456F9F
oklch(53.2% 0.089 252.8)
-
Step 700
700
#3D638F
oklch(49.1% 0.083 253)
-
Step 800
800
#325174
oklch(42.7% 0.069 252.4)
-
Step 900
900
#2C435D
oklch(37.6% 0.053 252.2)
-
Step 950
950
#1A2737
oklch(26.9% 0.035 254.1)
#456F9F 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) | #5B71A1 | 0.028 |
| Deuteranopia (no green cones) | #50699E | 0.020 |
| Tritanopia (no blue cones) | #027A80 | 0.078 |
| Achromatopsia (no color) | #6C6C6C | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456F9F
#456F9F
oklch(53.2% 0.089 252.8)
- #8C642B
#8C642B
oklch(53.3% 0.09 73.2)
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 #456F9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Blue #3B719F ΔE 0.011
- Flat Blue #3C73A8 ΔE 0.017
- Dull Blue #49759C ΔE 0.020
- French Blue #436BAD ΔE 0.028
- Metallic Blue #4F738E ΔE 0.034
- Cerulean #457B9D ΔE 0.037
- Ocean Blue #03719C ΔE 0.040
- Stormy Blue #507B9C ΔE 0.040
Use #456F9F 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.