#425774
Closest named color: YInMn Blue (#415A77). oklch(45.2% 0.054 256.6), rgb(66, 87, 116).
Aa
White text reads best on this color (7.37:1).
About this color
#425774 is a medium-dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.054 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.009 away. White text reads best on it, at 7.37:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.84:1 |
| White text | 7.37:1 |
Values
| HEX | #425774 |
| RGB | rgb(66, 87, 116) |
| HSL | hsl(215, 27%, 36%) |
| OKLCH | oklch(45.2% 0.054 256.6) |
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 #425774 | 7.37:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #425774 | 2.84:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #425774 text on white | 7.37:1 | AAA | Lc 85.6 | Fine for body text |
| #425774 text on black | 2.84:1 | Fails | Lc -16.4 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D5
oklch(80.9% 0.031 256)
-
Step 400
400
#8CA2C1
oklch(70.6% 0.052 257)
-
Step 500
500
#708BB1
oklch(63% 0.065 257)
-
Step 600
600
#58759D
oklch(55.6% 0.071 256.6)
-
Step 700
700
#486286
oklch(49.1% 0.066 256.6)
-
Step 800
800 (this color)
#425774
oklch(45.2% 0.054 256.6)
-
Step 900
900
#334358
oklch(37.8% 0.042 255.4)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#425774 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) | #4C5875 | 0.015 |
| Deuteranopia (no green cones) | #475473 | 0.010 |
| Tritanopia (no blue cones) | #305D61 | 0.047 |
| Achromatopsia (no color) | #565656 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #425774
#425774
oklch(45.2% 0.054 256.6)
- #675232
#675232
oklch(45.2% 0.055 77.2)
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 #425774, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.009
- Dusty Grape #545775 ΔE 0.026
- Dusk #4E5481 ΔE 0.031
- Light Navy Blue #2E5A88 ΔE 0.037
- Denim #3B638C ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.048
- Twilight #4E518B ΔE 0.049
- Slate #516572 ΔE 0.051
Use #425774 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.