#4674AE
Closest named color: Flat Blue (#3C73A8). oklch(55.3% 0.104 255), rgb(70, 116, 174).
Aa
White text reads best on this color (4.80:1).
About this color
#4674AE is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.104 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Flat Blue (#3C73A8), ΔE 0.014 away. White text reads best on it, at 4.80:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Flat Blue (#3C73A8) |
| Black text | 4.36:1 |
| White text | 4.80:1 |
Values
| HEX | #4674AE |
| RGB | rgb(70, 116, 174) |
| HSL | hsl(213, 43%, 48%) |
| OKLCH | oklch(55.3% 0.104 255) |
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 #4674AE | 4.80:1 | AA | Lc -78.6 | Fine for body text |
| Black text on #4674AE | 4.36:1 | AA large text | Lc 30.9 | Non-text elements, placeholder text |
| #4674AE text on white | 4.80:1 | AA | Lc 73.2 | Content text, not long reading |
| #4674AE text on black | 4.36:1 | AA large text | Lc -28.5 | 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 600.
-
Step 50
50
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF3
oklch(93.5% 0.014 258.3)
-
Step 200
200
#CEDAEB
oklch(88.4% 0.027 257)
-
Step 300
300
#ADC3DF
oklch(81% 0.046 254.5)
-
Step 400
400
#81A3CF
oklch(70.7% 0.075 255.1)
-
Step 500
500
#618CC3
oklch(63.2% 0.096 255)
-
Step 600
600 (this color)
#4674AE
oklch(55.3% 0.104 255)
-
Step 700
700
#386297
oklch(49.1% 0.098 255.1)
-
Step 800
800
#2F507A
oklch(42.6% 0.08 255.1)
-
Step 900
900
#2A4362
oklch(37.8% 0.062 254.4)
-
Step 950
950
#19273A
oklch(27% 0.041 256.3)
#4674AE 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) | #5C78B0 | 0.029 |
| Deuteranopia (no green cones) | #4E6EAD | 0.018 |
| Tritanopia (no blue cones) | #008189 | 0.088 |
| Achromatopsia (no color) | #727272 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4674AE
#4674AE
oklch(55.3% 0.104 255)
- #96681E
#96681E
oklch(55.3% 0.105 74.4)
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 #4674AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Blue #3C73A8 ΔE 0.014
- French Blue #436BAD ΔE 0.026
- Muted Blue #3B719F ΔE 0.027
- Windows Blue #3778BF ΔE 0.028
- Dull Blue #49759C ΔE 0.030
- Nice Blue #107AB0 ΔE 0.035
- Cerulean #457B9D ΔE 0.038
- Steel Blue #4682B4 ΔE 0.039
Use #4674AE 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.