#455397
Closest named color: Twilight (#4E518B). oklch(46.5% 0.111 272.6), rgb(69, 83, 151).
Aa
White text reads best on this color (7.14:1).
About this color
#455397 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.111 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.022 away. White text reads best on it, at 7.14:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.93:1 |
| White text | 7.14:1 |
Values
| HEX | #455397 |
| RGB | rgb(69, 83, 151) |
| HSL | hsl(230, 37%, 43%) |
| OKLCH | oklch(46.5% 0.111 272.6) |
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 #455397 | 7.14:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #455397 | 2.93:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #455397 text on white | 7.14:1 | AAA | Lc 84.6 | Fine for body text |
| #455397 text on black | 2.93:1 | Fails | Lc -17.3 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300
#B4BFE4
oklch(80.8% 0.054 272.1)
-
Step 400
400
#8E9DD7
oklch(70.6% 0.087 272.8)
-
Step 500
500
#7384CC
oklch(63% 0.11 272.8)
-
Step 600
600
#5C6DB9
oklch(55.6% 0.12 272.5)
-
Step 700
700 (this color)
#455397
oklch(46.5% 0.111 272.6)
-
Step 800
800
#3E4A81
oklch(42.6% 0.092 272.6)
-
Step 900
900
#353E68
oklch(37.7% 0.073 273.3)
-
Step 950
950
#1F253D
oklch(27.1% 0.046 272.4)
#455397 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) | #365B9A | 0.026 |
| Deuteranopia (no green cones) | #2D5496 | 0.028 |
| Tritanopia (no blue cones) | #1E626D | 0.100 |
| Achromatopsia (no color) | #585858 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455397
#455397
oklch(46.5% 0.111 272.6)
- #6C5700
#6C5700
oklch(46.5% 0.095 92.5)
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 #455397, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.022
- Denim Blue #3B5B92 ΔE 0.027
- Dusky Blue #475F94 ΔE 0.036
- Dusk #4E5481 ΔE 0.039
- Dusk Blue #26538D ΔE 0.040
- Light Navy Blue #2E5A88 ΔE 0.043
- Blueberry #464196 ΔE 0.048
- Denim #3B638C ΔE 0.054
Use #455397 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.