#4E7D9A
Closest named color: Stormy Blue (#507B9C). oklch(56.8% 0.068 236.8), rgb(78, 125, 154).
Aa
Black text reads best on this color (4.72:1).
About this color
#4E7D9A is a medium-dark, muted blue. In OKLCH its lightness is 57%, its chroma 0.068 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.008 away. Black text reads best on it, at 4.72:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #4E7D9A |
| RGB | rgb(78, 125, 154) |
| HSL | hsl(203, 33%, 45%) |
| OKLCH | oklch(56.8% 0.068 236.8) |
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 #4E7D9A | 4.44:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #4E7D9A | 4.72:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #4E7D9A text on white | 4.44:1 | AA large text | Lc 70.7 | Content text, not long reading |
| #4E7D9A text on black | 4.72:1 | AA | Lc -30.9 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#CFDBE3
oklch(88.5% 0.017 236.7)
-
Step 300
300
#AFC4D2
oklch(80.9% 0.03 237)
-
Step 400
400
#84A6BC
oklch(70.8% 0.049 236.8)
-
Step 500
500
#6490AB
oklch(63.2% 0.063 236.1)
-
Step 600
600 (this color)
#4E7D9A
oklch(56.8% 0.068 236.8)
-
Step 700
700
#3B6680
oklch(49% 0.064 236.6)
-
Step 800
800
#325368
oklch(42.6% 0.052 237.7)
-
Step 900
900
#2C4555
oklch(37.7% 0.041 237.4)
-
Step 950
950
#1A2832
oklch(26.9% 0.027 240.1)
#4E7D9A 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) | #707C9B | 0.042 |
| Deuteranopia (no green cones) | #65749A | 0.036 |
| Tritanopia (no blue cones) | #298487 | 0.052 |
| Achromatopsia (no color) | #787878 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E7D9A
#4E7D9A
oklch(56.8% 0.068 236.8)
- #966C4F
#966C4F
oklch(56.7% 0.068 55.5)
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 #4E7D9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.008
- Cerulean #457B9D ΔE 0.013
- Dull Blue #49759C ΔE 0.026
- Grey Blue #647D8E ΔE 0.030
- Metallic Blue #4F738E ΔE 0.030
- Off Blue #5684AE ΔE 0.035
- Dusty Blue #5A86AD ΔE 0.039
- Steel Blue #4682B4 ΔE 0.039
Use #4E7D9A 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.