#425973
Closest named color: YInMn Blue (#415A77). oklch(45.6% 0.051 252), rgb(66, 89, 115).
Aa
White text reads best on this color (7.22:1).
About this color
#425973 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.051 and its hue 252°. 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 7.22:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #425973 |
| RGB | rgb(66, 89, 115) |
| HSL | hsl(212, 27%, 35%) |
| OKLCH | oklch(45.6% 0.051 252) |
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 #425973 | 7.22:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #425973 | 2.90:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #425973 text on white | 7.22:1 | AAA | Lc 85.0 | Fine for body text |
| #425973 text on black | 2.90:1 | Fails | Lc -17.0 | 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 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
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B3C2D4
oklch(80.8% 0.03 253)
-
Step 400
400
#8BA3BE
oklch(70.6% 0.048 251.5)
-
Step 500
500
#6F8CAE
oklch(63.1% 0.061 252.7)
-
Step 600
600
#577699
oklch(55.6% 0.065 252)
-
Step 700
700
#476383
oklch(49.1% 0.061 252.3)
-
Step 800
800 (this color)
#425973
oklch(45.6% 0.051 252)
-
Step 900
900
#324356
oklch(37.7% 0.039 251.6)
-
Step 950
950
#1D2733
oklch(26.9% 0.027 253.3)
#425973 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) | #4F5A74 | 0.019 |
| Deuteranopia (no green cones) | #495572 | 0.014 |
| Tritanopia (no blue cones) | #305F62 | 0.044 |
| Achromatopsia (no color) | #575757 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #425973
#425973
oklch(45.6% 0.051 252)
- #695237
#695237
oklch(45.5% 0.051 70.5)
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 #425973, 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 0.026
- Dusk #4E5481 ΔE 0.035
- Light Navy Blue #2E5A88 ΔE 0.039
- Denim #3B638C ΔE 0.044
- Slate #516572 ΔE 0.045
- Denim Blue #3B5B92 ΔE 0.050
- Twilight #4E518B ΔE 0.054
Use #425973 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.