#425877
Closest named color: YInMn Blue (#415A77). oklch(45.6% 0.058 257), rgb(66, 88, 119).
Aa
White text reads best on this color (7.25:1).
About this color
#425877 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.058 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.006 away. White text reads best on it, at 7.25:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #425877 |
| RGB | rgb(66, 88, 119) |
| HSL | hsl(215, 29%, 36%) |
| OKLCH | oklch(45.6% 0.058 257) |
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 #425877 | 7.25:1 | AAA | Lc -90.0 | Preferred for body text |
| Black text on #425877 | 2.89:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #425877 text on white | 7.25:1 | AAA | Lc 85.2 | Fine for body text |
| #425877 text on black | 2.89:1 | Fails | Lc -16.9 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE6
oklch(88.5% 0.019 255.5)
-
Step 300
300
#B3C2D7
oklch(80.9% 0.034 256.8)
-
Step 400
400
#8BA2C3
oklch(70.6% 0.055 257.4)
-
Step 500
500
#6F8BB3
oklch(63.1% 0.069 257.3)
-
Step 600
600
#57759F
oklch(55.7% 0.074 256.9)
-
Step 700
700
#476288
oklch(49.1% 0.069 257)
-
Step 800
800 (this color)
#425877
oklch(45.6% 0.058 257)
-
Step 900
900
#324259
oklch(37.5% 0.045 257.4)
-
Step 950
950
#1D2734
oklch(26.9% 0.028 255.2)
#425877 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) | #4C5A78 | 0.016 |
| Deuteranopia (no green cones) | #465476 | 0.012 |
| Tritanopia (no blue cones) | #2F5F63 | 0.051 |
| Achromatopsia (no color) | #575757 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #425877
#425877
oklch(45.6% 0.058 257)
- #695331
#695331
oklch(45.7% 0.057 77.4)
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 #425877, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.006
- Dusty Grape #545775 ΔE 0.025
- Dusk #4E5481 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.033
- Denim #3B638C ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.043
- Twilight #4E518B ΔE 0.046
- Dusky Blue #475F94 ΔE 0.049
Use #425877 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.