#425669
Closest named color: YInMn Blue (#415A77). oklch(44.4% 0.04 247.4), rgb(66, 86, 105).
Aa
White text reads best on this color (7.59:1).
About this color
#425669 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.040 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.023 away. White text reads best on it, at 7.59:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.76:1 |
| White text | 7.59:1 |
Values
| HEX | #425669 |
| RGB | rgb(66, 86, 105) |
| HSL | hsl(209, 23%, 34%) |
| OKLCH | oklch(44.4% 0.04 247.4) |
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 #425669 | 7.59:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #425669 | 2.76:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #425669 text on white | 7.59:1 | AAA | Lc 86.4 | Fine for body text |
| #425669 text on black | 2.76:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D3DAE1
oklch(88.5% 0.012 248)
-
Step 300
300
#B5C2CF
oklch(80.8% 0.023 248.1)
-
Step 400
400
#8FA3B7
oklch(70.7% 0.037 248.3)
-
Step 500
500
#738DA5
oklch(63.2% 0.047 246.5)
-
Step 600
600
#5B7691
oklch(55.5% 0.053 248.8)
-
Step 700
700
#4B637B
oklch(49% 0.048 248.8)
-
Step 800
800 (this color)
#425669
oklch(44.4% 0.04 247.4)
-
Step 900
900
#344352
oklch(37.6% 0.032 248.7)
-
Step 950
950
#1F2730
oklch(26.9% 0.02 251.6)
#425669 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) | #4F566A | 0.019 |
| Deuteranopia (no green cones) | #4A5269 | 0.016 |
| Tritanopia (no blue cones) | #355A5C | 0.033 |
| Achromatopsia (no color) | #545454 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #425669
#425669
oklch(44.4% 0.04 247.4)
- #63503C
#63503C
oklch(44.5% 0.04 67.9)
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 #425669, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.023
- Dusty Grape #545775 ΔE 0.034
- Dusk #4E5481 ΔE 0.047
- Petrol #005F6A ΔE 0.052
- Slate #516572 ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.053
- Denim #3B638C ΔE 0.060
Use #425669 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.