#323E86
Closest named color: Cobalt (#1E488F). oklch(39.5% 0.12 272.6), rgb(50, 62, 134).
Aa
White text reads best on this color (9.68:1).
About this color
#323E86 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.120 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.033 away. White text reads best on it, at 9.68:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.16:1 |
| White text | 9.68:1 |
Values
| HEX | #323E86 |
| RGB | rgb(50, 62, 134) |
| HSL | hsl(231, 46%, 36%) |
| OKLCH | oklch(39.5% 0.12 272.6) |
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 #323E86 | 9.68:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #323E86 | 2.16:1 | Fails | Lc 11.8 | Not readable |
| #323E86 text on white | 9.68:1 | AAA | Lc 92.2 | Preferred for body text |
| #323E86 text on black | 2.16:1 | Fails | Lc -10.2 | 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 900.
-
Step 50
50
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CDD8FB
oklch(88.5% 0.05 271.6)
-
Step 300
300
#ADBDFC
oklch(80.9% 0.091 273.2)
-
Step 400
400
#8399FA
oklch(70.8% 0.144 272.6)
-
Step 500
500
#667CF7
oklch(63.2% 0.184 272.5)
-
Step 600
600
#5061E6
oklch(55.6% 0.2 272.6)
-
Step 700
700
#414FC8
oklch(49.1% 0.187 272.4)
-
Step 800
800
#3542A2
oklch(42.8% 0.155 272.3)
-
Step 900
900 (this color)
#323E86
oklch(39.5% 0.12 272.6)
-
Step 950
950
#1A224B
oklch(27% 0.076 272.1)
#323E86 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) | #134889 | 0.036 |
| Deuteranopia (no green cones) | #004185 | 0.040 |
| Tritanopia (no blue cones) | #004F5C | 0.104 |
| Achromatopsia (no color) | #444444 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #323E86
#323E86
oklch(39.5% 0.12 272.6)
- #564500
#564500
oklch(39.7% 0.081 92.8)
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 #323E86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.033
- Dark Slate Blue #483D8B ΔE 0.035
- Blueberry #464196 ΔE 0.041
- Twilight Blue #0A437A ΔE 0.044
- Light Navy #155084 ΔE 0.054
- Dusk Blue #26538D ΔE 0.058
- Sapphire #2138AB ΔE 0.066
- Deep Sea Blue #015482 ΔE 0.069
Use #323E86 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.