#475EC5
Closest named color: Iris (#6258C4). oklch(52.1% 0.162 270.4), rgb(71, 94, 197).
Aa
White text reads best on this color (5.71:1).
About this color
#475EC5 is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.162 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.038 away. White text reads best on it, at 5.71:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.162) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.67:1 |
| White text | 5.71:1 |
Values
| HEX | #475EC5 |
| RGB | rgb(71, 94, 197) |
| HSL | hsl(229, 52%, 53%) |
| OKLCH | oklch(52.1% 0.162 270.4) |
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 #475EC5 | 5.71:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #475EC5 | 3.67:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #475EC5 text on white | 5.71:1 | AA | Lc 78.2 | Fine for body text |
| #475EC5 text on black | 3.67:1 | AA large text | Lc -23.5 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4EAFA
oklch(93.7% 0.023 269.4)
-
Step 200
200
#CED8F7
oklch(88.4% 0.044 271.3)
-
Step 300
300
#ADBFF4
oklch(81% 0.078 270)
-
Step 400
400
#839CEF
oklch(70.8% 0.125 270.2)
-
Step 500
500
#6580EA
oklch(63% 0.162 270.5)
-
Step 600
600
#4E67D8
oklch(55.6% 0.175 270.4)
-
Step 700
700 (this color)
#475EC5
oklch(52.1% 0.162 270.4)
-
Step 800
800
#344697
oklch(42.6% 0.134 270.3)
-
Step 900
900
#2D3C78
oklch(37.7% 0.104 270.2)
-
Step 950
950
#1A2347
oklch(26.9% 0.068 270.7)
#475EC5 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) | #1E6CC9 | 0.044 |
| Deuteranopia (no green cones) | #0061C3 | 0.046 |
| Tritanopia (no blue cones) | #007688 | 0.137 |
| Achromatopsia (no color) | #666666 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475EC5
#475EC5
oklch(52.1% 0.162 270.4)
- #816500
#816500
oklch(52% 0.106 89.6)
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 #475EC5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.038
- Warm Blue #4B57DB ΔE 0.039
- Dark Periwinkle #665FD1 ΔE 0.047
- Royal Blue #4169E1 ΔE 0.049
- Slate Blue #6A5ACD ΔE 0.050
- Mid Blue #276AB3 ΔE 0.052
- French Blue #436BAD ΔE 0.055
- Light Indigo #6D5ACF ΔE 0.056
Use #475EC5 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.