#324377
Closest named color: Twilight Blue (#0A437A). oklch(39.6% 0.091 268.4), rgb(50, 67, 119).
Aa
White text reads best on this color (9.52:1).
About this color
#324377 is a dark, moderately saturated blue. In OKLCH its lightness is 40%, its chroma 0.091 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.036 away. White text reads best on it, at 9.52:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.20:1 |
| White text | 9.52:1 |
Values
| HEX | #324377 |
| RGB | rgb(50, 67, 119) |
| HSL | hsl(225, 41%, 33%) |
| OKLCH | oklch(39.6% 0.091 268.4) |
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 #324377 | 9.52:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #324377 | 2.20:1 | Fails | Lc 12.1 | Not readable |
| #324377 text on white | 9.52:1 | AAA | Lc 91.9 | Preferred for body text |
| #324377 text on black | 2.20:1 | Fails | Lc -10.5 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF8
oklch(93.7% 0.02 267.3)
-
Step 200
200
#CED9F3
oklch(88.5% 0.038 267.3)
-
Step 300
300
#AEC0EE
oklch(81% 0.068 268.2)
-
Step 400
400
#849EE5
oklch(70.8% 0.108 268.2)
-
Step 500
500
#6684DD
oklch(63.1% 0.138 268.2)
-
Step 600
600
#4E6BCB
oklch(55.5% 0.152 268.5)
-
Step 700
700
#4059AF
oklch(49.1% 0.14 268.6)
-
Step 800
800
#34498E
oklch(42.6% 0.117 268.4)
-
Step 900
900 (this color)
#324377
oklch(39.6% 0.091 268.4)
-
Step 950
950
#1B2542
oklch(27.1% 0.056 268.2)
#324377 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) | #2D4979 | 0.018 |
| Deuteranopia (no green cones) | #244376 | 0.017 |
| Tritanopia (no blue cones) | #094E57 | 0.080 |
| Achromatopsia (no color) | #454545 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #324377
#324377
oklch(39.6% 0.091 268.4)
- #584300
#584300
oklch(39.4% 0.081 88.3)
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 #324377, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.036
- Cobalt #1E488F ΔE 0.043
- Light Navy #155084 ΔE 0.044
- Dark Slate Blue #483D8B ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.053
- Dusk Blue #26538D ΔE 0.053
- Deep Sea Blue #015482 ΔE 0.055
- Blueberry #464196 ΔE 0.061
Use #324377 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.