#436273
Closest named color: Slate (#516572). oklch(47.9% 0.045 233), rgb(67, 98, 115).
Aa
White text reads best on this color (6.49:1).
About this color
#436273 is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.045 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.021 away. White text reads best on it, at 6.49:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.23:1 |
| White text | 6.49:1 |
Values
| HEX | #436273 |
| RGB | rgb(67, 98, 115) |
| HSL | hsl(201, 26%, 36%) |
| OKLCH | oklch(47.9% 0.045 233) |
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 #436273 | 6.49:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #436273 | 3.23:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #436273 text on white | 6.49:1 | AA | Lc 82.2 | Fine for body text |
| #436273 text on black | 3.23:1 | AA large text | Lc -19.7 | 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 700.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200
#D2DBE0
oklch(88.6% 0.012 231.7)
-
Step 300
300
#B3C3CD
oklch(80.8% 0.023 235.1)
-
Step 400
400
#8CA5B3
oklch(70.7% 0.035 232.5)
-
Step 500
500
#6F8FA1
oklch(63.2% 0.045 233)
-
Step 600
600
#56798C
oklch(55.7% 0.049 232.5)
-
Step 700
700 (this color)
#436273
oklch(47.9% 0.045 233)
-
Step 800
800
#3A5360
oklch(42.7% 0.037 231.4)
-
Step 900
900
#32444F
oklch(37.6% 0.03 235.4)
-
Step 950
950
#1D282E
oklch(26.9% 0.019 232.2)
#436273 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) | #5A6174 | 0.031 |
| Deuteranopia (no green cones) | #535C73 | 0.026 |
| Tritanopia (no blue cones) | #316767 | 0.035 |
| Achromatopsia (no color) | #5E5E5E | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #436273
#436273
oklch(47.9% 0.045 233)
- #725645
#725645
oklch(47.8% 0.046 52.6)
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 #436273, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.021
- YInMn Blue #415A77 ΔE 0.028
- Dusty Grape #545775 ΔE 0.040
- Denim #3B638C ΔE 0.041
- Dark Aqua #05696B ΔE 0.050
- Petrol #005F6A ΔE 0.053
- Light Navy Blue #2E5A88 ΔE 0.053
- Dusk #4E5481 ΔE 0.055
Use #436273 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.