#436890
Closest named color: Denim (#3B638C). oklch(50.7% 0.077 251.3), rgb(67, 104, 144).
Aa
White text reads best on this color (5.79:1).
About this color
#436890 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.077 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.019 away. White text reads best on it, at 5.79:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.62:1 |
| White text | 5.79:1 |
Values
| HEX | #436890 |
| RGB | rgb(67, 104, 144) |
| HSL | hsl(211, 36%, 41%) |
| OKLCH | oklch(50.7% 0.077 251.3) |
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 #436890 | 5.79:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #436890 | 3.62:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #436890 text on white | 5.79:1 | AA | Lc 78.9 | Fine for body text |
| #436890 text on black | 3.62:1 | AA large text | Lc -22.9 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D0DAE7
oklch(88.5% 0.021 254.9)
-
Step 300
300
#B0C3D8
oklch(80.9% 0.036 250.9)
-
Step 400
400
#86A4C5
oklch(70.8% 0.059 251.1)
-
Step 500
500
#678DB6
oklch(63.1% 0.075 250.9)
-
Step 600
600
#4E76A2
oklch(55.5% 0.082 251.7)
-
Step 700
700 (this color)
#436890
oklch(50.7% 0.077 251.3)
-
Step 800
800
#345171
oklch(42.7% 0.064 251.8)
-
Step 900
900
#2D435B
oklch(37.6% 0.05 251.3)
-
Step 950
950
#1B2835
oklch(27.1% 0.03 249)
#436890 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) | #586A92 | 0.028 |
| Deuteranopia (no green cones) | #4E628F | 0.020 |
| Tritanopia (no blue cones) | #197176 | 0.066 |
| Achromatopsia (no color) | #656565 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #436890
#436890
oklch(50.7% 0.077 251.3)
- #815D30
#815D30
oklch(50.6% 0.077 70.6)
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 #436890, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.019
- Dusky Blue #475F94 ΔE 0.029
- Muted Blue #3B719F ΔE 0.031
- Metallic Blue #4F738E ΔE 0.038
- Dull Blue #49759C ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.042
- Peacock Blue #016795 ΔE 0.042
- Ocean Blue #03719C ΔE 0.042
Use #436890 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.