#435391
Closest named color: Twilight (#4E518B). oklch(46% 0.103 271), rgb(67, 83, 145).
Aa
White text reads best on this color (7.27:1).
About this color
#435391 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.103 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.018 away. White text reads best on it, at 7.27:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.88:1 |
| White text | 7.27:1 |
Values
| HEX | #435391 |
| RGB | rgb(67, 83, 145) |
| HSL | hsl(228, 37%, 42%) |
| OKLCH | oklch(46% 0.103 271) |
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 #435391 | 7.27:1 | AAA | Lc -90.0 | Preferred for body text |
| Black text on #435391 | 2.88:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #435391 text on white | 7.27:1 | AAA | Lc 85.1 | Fine for body text |
| #435391 text on black | 2.88:1 | Fails | Lc -16.9 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EC
oklch(88.6% 0.027 269.6)
-
Step 300
300
#B4C0E2
oklch(81% 0.05 269.9)
-
Step 400
400
#8E9ED3
oklch(70.6% 0.08 271.3)
-
Step 500
500
#7386C7
oklch(63.2% 0.101 270.9)
-
Step 600
600
#5C6EB4
oklch(55.6% 0.111 271.5)
-
Step 700
700 (this color)
#435391
oklch(46% 0.103 271)
-
Step 800
800
#3E4B7E
oklch(42.7% 0.086 271.5)
-
Step 900
900
#353F65
oklch(37.7% 0.067 271.7)
-
Step 950
950
#1F253B
oklch(27% 0.042 271.7)
#435391 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) | #395A93 | 0.021 |
| Deuteranopia (no green cones) | #315390 | 0.022 |
| Tritanopia (no blue cones) | #1E606B | 0.091 |
| Achromatopsia (no color) | #575757 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #435391
#435391
oklch(46% 0.103 271)
- #6C5500
#6C5500
oklch(46% 0.094 90.5)
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 #435391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.018
- Denim Blue #3B5B92 ΔE 0.023
- Dusk #4E5481 ΔE 0.031
- Dusk Blue #26538D ΔE 0.034
- Dusky Blue #475F94 ΔE 0.035
- Light Navy Blue #2E5A88 ΔE 0.035
- Denim #3B638C ΔE 0.049
- Blueberry #464196 ΔE 0.050
Use #435391 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.