#435367
Closest named color: YInMn Blue (#415A77). oklch(43.7% 0.039 254.2), rgb(67, 83, 103).
Aa
White text reads best on this color (7.85:1).
About this color
#435367 is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.039 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.029 away. White text reads best on it, at 7.85:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.67:1 |
| White text | 7.85:1 |
Values
| HEX | #435367 |
| RGB | rgb(67, 83, 103) |
| HSL | hsl(213, 21%, 33%) |
| OKLCH | oklch(43.7% 0.039 254.2) |
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 #435367 | 7.85:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #435367 | 2.67:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #435367 text on white | 7.85:1 | AAA | Lc 87.3 | Fine for body text |
| #435367 text on black | 2.67:1 | Fails | Lc -14.9 | Not readable |
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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4DAE1
oklch(88.6% 0.012 252.1)
-
Step 300
300
#B7C2CF
oklch(81% 0.022 252.5)
-
Step 400
400
#91A2B7
oklch(70.6% 0.036 253.8)
-
Step 500
500
#768BA6
oklch(63% 0.048 254.8)
-
Step 600
600
#5F7591
oklch(55.6% 0.051 254.7)
-
Step 700
700
#4E627B
oklch(49% 0.047 254.3)
-
Step 800
800 (this color)
#435367
oklch(43.7% 0.039 254.2)
-
Step 900
900
#374352
oklch(37.8% 0.03 254.2)
-
Step 950
950
#202730
oklch(27% 0.02 254.8)
#435367 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) | #4C5468 | 0.014 |
| Deuteranopia (no green cones) | #485067 | 0.011 |
| Tritanopia (no blue cones) | #38575A | 0.033 |
| Achromatopsia (no color) | #525252 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #435367
#435367
oklch(43.7% 0.039 254.2)
- #5F4F3A
#5F4F3A
oklch(43.8% 0.039 74.1)
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 #435367, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.029
- Dusty Grape #545775 ΔE 0.037
- Dusk #4E5481 ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.056
- Petrol #005F6A ΔE 0.057
- Dark Grey Blue #29465B ΔE 0.058
- Slate #516572 ΔE 0.060
Use #435367 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.