#435863
Closest named color: YInMn Blue (#415A77). oklch(44.7% 0.031 231.1), rgb(67, 88, 99).
Aa
White text reads best on this color (7.46:1).
About this color
#435863 is a dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.031 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.032 away. White text reads best on it, at 7.46:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.81:1 |
| White text | 7.46:1 |
Values
| HEX | #435863 |
| RGB | rgb(67, 88, 99) |
| HSL | hsl(201, 19%, 33%) |
| OKLCH | oklch(44.7% 0.031 231.1) |
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 #435863 | 7.46:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #435863 | 2.81:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #435863 text on white | 7.46:1 | AAA | Lc 85.9 | Fine for body text |
| #435863 text on black | 2.81:1 | Fails | Lc -16.1 | 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
#E6EAED
oklch(93.5% 0.006 239.8)
-
Step 200
200
#D3DADF
oklch(88.4% 0.01 238.5)
-
Step 300
300
#B5C3CA
oklch(80.9% 0.018 229.1)
-
Step 400
400
#8FA4B0
oklch(70.6% 0.029 232.9)
-
Step 500
500
#738E9C
oklch(63.1% 0.037 230.6)
-
Step 600
600
#5B7887
oklch(55.6% 0.041 230.9)
-
Step 700
700
#4B6573
oklch(49.1% 0.038 232)
-
Step 800
800 (this color)
#435863
oklch(44.7% 0.031 231.1)
-
Step 900
900
#35444C
oklch(37.7% 0.024 231.5)
-
Step 950
950
#1F282D
oklch(27% 0.016 232.4)
#435863 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) | #535764 | 0.023 |
| Deuteranopia (no green cones) | #4E5363 | 0.021 |
| Tritanopia (no blue cones) | #395B5B | 0.023 |
| Achromatopsia (no color) | #555555 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #435863
#435863
oklch(44.7% 0.031 231.1)
- #635045
#635045
oklch(44.7% 0.031 51.7)
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 #435863, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.032
- Dusty Grape #545775 ΔE 0.041
- Slate #516572 ΔE 0.048
- Petrol #005F6A ΔE 0.049
- Dark Slate Gray #2F4F4F ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.057
- Dusk #4E5481 ΔE 0.058
- Deep Teal #00555A ΔE 0.059
Use #435863 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.