#4E7DB4
Closest named color: Steel Blue (#4682B4). oklch(58% 0.1 253.3), rgb(78, 125, 180).
Aa
Black text reads best on this color (4.91:1).
About this color
#4E7DB4 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 58%, its chroma 0.100 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Blue (#4682B4), ΔE 0.015 away. Black text reads best on it, at 4.91:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Steel Blue (#4682B4) |
| Black text | 4.91:1 |
| White text | 4.27:1 |
Values
| HEX | #4E7DB4 |
| RGB | rgb(78, 125, 180) |
| HSL | hsl(212, 40%, 51%) |
| OKLCH | oklch(58% 0.1 253.3) |
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 #4E7DB4 | 4.27:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #4E7DB4 | 4.91:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #4E7DB4 text on white | 4.27:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #4E7DB4 text on black | 4.91:1 | AA | Lc -32.3 | Non-text elements, placeholder text |
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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF3
oklch(93.7% 0.013 251.6)
-
Step 200
200
#CEDAEA
oklch(88.4% 0.026 255.6)
-
Step 300
300
#ADC3DE
oklch(80.9% 0.045 253.6)
-
Step 400
400
#81A4CD
oklch(70.8% 0.072 252.8)
-
Step 500
500
#618CC0
oklch(63% 0.092 253.8)
-
Step 600
600 (this color)
#4E7DB4
oklch(58% 0.1 253.3)
-
Step 700
700
#386394
oklch(49.2% 0.093 252.9)
-
Step 800
800
#2F5178
oklch(42.8% 0.076 253)
-
Step 900
900
#2A4361
oklch(37.7% 0.06 253.7)
-
Step 950
950
#192739
oklch(26.9% 0.039 255.1)
#4E7DB4 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) | #6680B6 | 0.030 |
| Deuteranopia (no green cones) | #5976B3 | 0.021 |
| Tritanopia (no blue cones) | #008A90 | 0.088 |
| Achromatopsia (no color) | #7A7A7A | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E7DB4
#4E7DB4
oklch(58% 0.1 253.3)
- #9E702F
#9E702F
oklch(58% 0.1 72.7)
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 #4E7DB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Blue #4682B4 ΔE 0.015
- Cool Blue #4984B8 ΔE 0.019
- Off Blue #5684AE ΔE 0.027
- Windows Blue #3778BF ΔE 0.033
- Dusty Blue #5A86AD ΔE 0.034
- Stormy Blue #507B9C ΔE 0.037
- Cerulean #457B9D ΔE 0.038
- Flat Blue #3C73A8 ΔE 0.039
Use #4E7DB4 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.