#45488B
Closest named color: Blueberry (#464196). oklch(43.4% 0.109 278.9), rgb(69, 72, 139).
Aa
White text reads best on this color (8.22:1).
About this color
#45488B is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.109 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.027 away. White text reads best on it, at 8.22:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #45488B |
| RGB | rgb(69, 72, 139) |
| HSL | hsl(237, 34%, 41%) |
| OKLCH | oklch(43.4% 0.109 278.9) |
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 #45488B | 8.22:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #45488B | 2.55:1 | Fails | Lc 15.7 | Dividers and decoration only |
| #45488B text on white | 8.22:1 | AAA | Lc 88.3 | Fine for body text |
| #45488B text on black | 2.55:1 | Fails | Lc -13.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D3D7F1
oklch(88.4% 0.036 278.7)
-
Step 300
300
#B7BDEA
oklch(80.9% 0.064 278.9)
-
Step 400
400
#939ADF
oklch(70.7% 0.101 279)
-
Step 500
500
#797FD6
oklch(63% 0.13 279)
-
Step 600
600
#6367C4
oklch(55.6% 0.142 278.9)
-
Step 700
700
#5255A9
oklch(49% 0.132 278.8)
-
Step 800
800 (this color)
#45488B
oklch(43.4% 0.109 278.9)
-
Step 900
900
#383B6E
oklch(37.6% 0.086 278.8)
-
Step 950
950
#212340
oklch(27% 0.054 279.2)
#45488B 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) | #2B528D | 0.039 |
| Deuteranopia (no green cones) | #254C8A | 0.039 |
| Tritanopia (no blue cones) | #2A5663 | 0.094 |
| Achromatopsia (no color) | #4F4F4F | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45488B
#45488B
oklch(43.4% 0.109 278.9)
- #5D5100
#5D5100
oklch(43.4% 0.09 99.4)
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 #45488B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.027
- Dark Slate Blue #483D8B ΔE 0.029
- Twilight #4E518B ΔE 0.030
- Dusk Blue #26538D ΔE 0.044
- Dusk #4E5481 ΔE 0.044
- Cobalt #1E488F ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.053
- Light Navy #155084 ΔE 0.055
Use #45488B 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.