#405975
Closest named color: YInMn Blue (#415A77). oklch(45.6% 0.055 251.8), rgb(64, 89, 117).
Aa
White text reads best on this color (7.23:1).
About this color
#405975 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.055 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.004 away. White text reads best on it, at 7.23:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.90:1 |
| White text | 7.23:1 |
Values
| HEX | #405975 |
| RGB | rgb(64, 89, 117) |
| HSL | hsl(212, 29%, 35%) |
| OKLCH | oklch(45.6% 0.055 251.8) |
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 #405975 | 7.23:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #405975 | 2.90:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #405975 text on white | 7.23:1 | AAA | Lc 85.1 | Fine for body text |
| #405975 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
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE5
oklch(88.5% 0.018 253.4)
-
Step 300
300
#B2C2D5
oklch(80.8% 0.032 252.7)
-
Step 400
400
#8AA3C0
oklch(70.6% 0.051 252.3)
-
Step 500
500
#6C8CB1
oklch(63% 0.067 252.5)
-
Step 600
600
#54769C
oklch(55.6% 0.071 251.9)
-
Step 700
700
#446386
oklch(49.1% 0.067 252.2)
-
Step 800
800 (this color)
#405975
oklch(45.6% 0.055 251.8)
-
Step 900
900
#314358
oklch(37.7% 0.043 252.7)
-
Step 950
950
#1D2734
oklch(26.9% 0.028 255.2)
#405975 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) | #4E5A76 | 0.020 |
| Deuteranopia (no green cones) | #485574 | 0.015 |
| Tritanopia (no blue cones) | #2C5F62 | 0.048 |
| Achromatopsia (no color) | #575757 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405975
#405975
oklch(45.6% 0.055 251.8)
- #6A5234
#6A5234
oklch(45.6% 0.055 72)
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 #405975, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.004
- Dusty Grape #545775 ΔE 0.028
- Dusk #4E5481 ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.035
- Denim #3B638C ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.047
- Slate #516572 ΔE 0.047
- Twilight #4E518B ΔE 0.052
Use #405975 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.