#4E7198
Closest named color: Dull Blue (#49759C). oklch(53.9% 0.074 251.9), rgb(78, 113, 152).
Aa
White text reads best on this color (5.07:1).
About this color
#4E7198 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.074 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.012 away. White text reads best on it, at 5.07:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.13:1 |
| White text | 5.07:1 |
Values
| HEX | #4E7198 |
| RGB | rgb(78, 113, 152) |
| HSL | hsl(212, 32%, 45%) |
| OKLCH | oklch(53.9% 0.074 251.9) |
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 #4E7198 | 5.07:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #4E7198 | 4.13:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #4E7198 text on white | 5.07:1 | AA | Lc 74.9 | Content text, not long reading |
| #4E7198 text on black | 4.13:1 | AA large text | Lc -26.8 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D1DAE5
oklch(88.5% 0.018 253.4)
-
Step 300
300
#B2C3D6
oklch(81% 0.033 251.2)
-
Step 400
400
#89A3C1
oklch(70.6% 0.053 252.2)
-
Step 500
500
#6B8CB2
oklch(63% 0.069 252.4)
-
Step 600
600 (this color)
#4E7198
oklch(53.9% 0.074 251.9)
-
Step 700
700
#436387
oklch(49.1% 0.069 252.1)
-
Step 800
800
#38516D
oklch(42.7% 0.056 251.9)
-
Step 900
900
#304359
oklch(37.7% 0.045 252.6)
-
Step 950
950
#1C2734
oklch(26.9% 0.029 253)
#4E7198 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) | #62729A | 0.026 |
| Deuteranopia (no green cones) | #586B97 | 0.020 |
| Tritanopia (no blue cones) | #2E7A7E | 0.064 |
| Achromatopsia (no color) | #6E6E6E | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E7198
#4E7198
oklch(53.9% 0.074 251.9)
- #89673C
#89673C
oklch(53.8% 0.074 71.7)
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 #4E7198, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.012
- Metallic Blue #4F738E ΔE 0.019
- Muted Blue #3B719F ΔE 0.022
- Cerulean #457B9D ΔE 0.028
- Flat Blue #3C73A8 ΔE 0.029
- Stormy Blue #507B9C ΔE 0.029
- French Blue #436BAD ΔE 0.043
- Sea Blue #047495 ΔE 0.049
Use #4E7198 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.