#495FB8
Closest named color: French Blue (#436BAD). oklch(51.5% 0.142 270.3), rgb(73, 95, 184).
Aa
White text reads best on this color (5.81:1).
About this color
#495FB8 is a medium-dark, vivid blue. In OKLCH its lightness is 51%, its chroma 0.142 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.040 away. White text reads best on it, at 5.81:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.61:1 |
| White text | 5.81:1 |
Values
| HEX | #495FB8 |
| RGB | rgb(73, 95, 184) |
| HSL | hsl(228, 44%, 50%) |
| OKLCH | oklch(51.5% 0.142 270.3) |
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 #495FB8 | 5.81:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #495FB8 | 3.61:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #495FB8 text on white | 5.81:1 | AA | Lc 78.8 | Fine for body text |
| #495FB8 text on black | 3.61:1 | AA large text | Lc -23.0 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5EAF8
oklch(93.7% 0.02 270.2)
-
Step 200
200
#CFD9F3
oklch(88.6% 0.037 268.9)
-
Step 300
300
#AFBFEE
oklch(80.9% 0.069 270.1)
-
Step 400
400
#869DE6
oklch(70.8% 0.11 270.1)
-
Step 500
500
#6983DE
oklch(63.2% 0.14 270)
-
Step 600
600
#526ACC
oklch(55.6% 0.153 270.4)
-
Step 700
700 (this color)
#495FB8
oklch(51.5% 0.142 270.3)
-
Step 800
800
#37488F
oklch(42.6% 0.119 270.5)
-
Step 900
900
#2F3D72
oklch(37.6% 0.092 270.3)
-
Step 950
950
#1C2443
oklch(27% 0.059 271.1)
#495FB8 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) | #326ABB | 0.034 |
| Deuteranopia (no green cones) | #1F61B6 | 0.038 |
| Tritanopia (no blue cones) | #007383 | 0.123 |
| Achromatopsia (no color) | #656565 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #495FB8
#495FB8
oklch(51.5% 0.142 270.3)
- #7F6400
#7F6400
oklch(51.6% 0.105 90.1)
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 #495FB8, closest first.
No curated palette has a color within ΔE 0.04 of #495FB8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.040
- Mid Blue #276AB3 ΔE 0.042
- Iris #6258C4 ΔE 0.042
- Dark Periwinkle #665FD1 ΔE 0.057
- Dusky Blue #475F94 ΔE 0.058
- Slate Blue #6A5ACD ΔE 0.058
- Warm Blue #4B57DB ΔE 0.059
- Light Indigo #6D5ACF ΔE 0.064
Use #495FB8 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.