#475599
Closest named color: Twilight (#4E518B). oklch(47.2% 0.111 272.7), rgb(71, 85, 153).
Aa
White text reads best on this color (6.93:1).
About this color
#475599 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, 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 0.025 away. White text reads best on it, at 6.93:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #475599 |
| RGB | rgb(71, 85, 153) |
| HSL | hsl(230, 37%, 44%) |
| OKLCH | oklch(47.2% 0.111 272.7) |
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 #475599 | 6.93:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #475599 | 3.02:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #475599 text on white | 6.93:1 | AA | Lc 83.8 | Fine for body text |
| #475599 text on black | 3.02:1 | AA large text | Lc -18.1 | 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
#D2D8ED
oklch(88.4% 0.03 273.1)
-
Step 300
300
#B5BFE4
oklch(80.9% 0.053 273.3)
-
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)
#475599
oklch(47.2% 0.111 272.7)
-
Step 800
800
#3E4A81
oklch(42.6% 0.092 272.6)
-
Step 900
900
#353E67
oklch(37.6% 0.071 273.1)
-
Step 950
950
#1F253D
oklch(27.1% 0.046 272.4)
#475599 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) | #385D9C | 0.026 |
| Deuteranopia (no green cones) | #2F5698 | 0.028 |
| Tritanopia (no blue cones) | #21646F | 0.100 |
| Achromatopsia (no color) | #5A5A5A | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475599
#475599
oklch(47.2% 0.111 272.7)
- #6E5900
#6E5900
oklch(47.1% 0.097 92.9)
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 #475599, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.025
- Denim Blue #3B5B92 ΔE 0.026
- Dusky Blue #475F94 ΔE 0.031
- Dusk #4E5481 ΔE 0.040
- Dusk Blue #26538D ΔE 0.044
- Light Navy Blue #2E5A88 ΔE 0.045
- Denim #3B638C ΔE 0.051
- Blueberry #464196 ΔE 0.053
Use #475599 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.