#4E7DA7
Closest named color: Stormy Blue (#507B9C). oklch(57.4% 0.083 246.8), rgb(78, 125, 167).
Aa
Black text reads best on this color (4.81:1).
About this color
#4E7DA7 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 57%, its chroma 0.083 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.017 away. Black text reads best on it, at 4.81:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.81:1 |
| White text | 4.36:1 |
Values
| HEX | #4E7DA7 |
| RGB | rgb(78, 125, 167) |
| HSL | hsl(208, 36%, 48%) |
| OKLCH | oklch(57.4% 0.083 246.8) |
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 #4E7DA7 | 4.36:1 | AA large text | Lc -75.6 | Fine for body text |
| Black text on #4E7DA7 | 4.81:1 | AA | Lc 34.0 | Non-text elements, placeholder text |
| #4E7DA7 text on white | 4.36:1 | AA large text | Lc 70.1 | Content text, not long reading |
| #4E7DA7 text on black | 4.81:1 | AA | Lc -31.6 | 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
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CFDBE6
oklch(88.6% 0.02 245.7)
-
Step 300
300
#AEC4D8
oklch(81% 0.037 245.7)
-
Step 400
400
#83A5C4
oklch(70.8% 0.059 246.3)
-
Step 500
500
#638EB6
oklch(63.1% 0.077 247.3)
-
Step 600
600 (this color)
#4E7DA7
oklch(57.4% 0.083 246.8)
-
Step 700
700
#3A658A
oklch(49.2% 0.077 246.1)
-
Step 800
800
#305270
oklch(42.6% 0.064 246.6)
-
Step 900
900
#2B445B
oklch(37.7% 0.05 247.3)
-
Step 950
950
#1A2835
oklch(27% 0.031 247.2)
#4E7DA7 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) | #6B7EA9 | 0.035 |
| Deuteranopia (no green cones) | #6075A6 | 0.029 |
| Tritanopia (no blue cones) | #1B878B | 0.071 |
| Achromatopsia (no color) | #797979 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E7DA7
#4E7DA7
oklch(57.4% 0.083 246.8)
- #9A6E40
#9A6E40
oklch(57.3% 0.084 66)
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 #4E7DA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.017
- Cerulean #457B9D ΔE 0.019
- Steel Blue #4682B4 ΔE 0.022
- Off Blue #5684AE ΔE 0.024
- Dull Blue #49759C ΔE 0.027
- Cool Blue #4984B8 ΔE 0.029
- Dusty Blue #5A86AD ΔE 0.031
- Flat Blue #3C73A8 ΔE 0.037
Use #4E7DA7 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.