#4E7C91
Closest named color: Stormy Blue (#507B9C). oklch(56.1% 0.06 228.7), rgb(78, 124, 145).
Aa
Black text reads best on this color (4.61:1).
About this color
#4E7C91 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 56%, its chroma 0.060 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.019 away. Black text reads best on it, at 4.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.61:1 |
| White text | 4.54:1 |
Values
| HEX | #4E7C91 |
| RGB | rgb(78, 124, 145) |
| HSL | hsl(199, 30%, 44%) |
| OKLCH | oklch(56.1% 0.06 228.7) |
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 #4E7C91 | 4.54:1 | AA | Lc -77.0 | Fine for body text |
| Black text on #4E7C91 | 4.61:1 | AA | Lc 32.6 | Non-text elements, placeholder text |
| #4E7C91 text on white | 4.54:1 | AA | Lc 71.5 | Content text, not long reading |
| #4E7C91 text on black | 4.61:1 | AA | Lc -30.2 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE1
oklch(88.5% 0.015 231.2)
-
Step 300
300
#B0C4CF
oklch(80.9% 0.027 231.7)
-
Step 400
400
#85A6B6
oklch(70.6% 0.043 229)
-
Step 500
500
#6690A4
oklch(63% 0.055 229.1)
-
Step 600
600 (this color)
#4E7C91
oklch(56.1% 0.06 228.7)
-
Step 700
700
#3D677A
oklch(49.1% 0.056 228.7)
-
Step 800
800
#335463
oklch(42.7% 0.046 228.6)
-
Step 900
900
#2D4551
oklch(37.6% 0.036 230.6)
-
Step 950
950
#1B292F
oklch(27.1% 0.022 226.4)
#4E7C91 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) | #717A92 | 0.044 |
| Deuteranopia (no green cones) | #677391 | 0.038 |
| Tritanopia (no blue cones) | #308283 | 0.042 |
| Achromatopsia (no color) | #767676 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E7C91
#4E7C91
oklch(56.1% 0.06 228.7)
- #926B56
#926B56
oklch(56.2% 0.059 49.4)
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 #4E7C91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.019
- Cerulean #457B9D ΔE 0.021
- Metallic Blue #4F738E ΔE 0.026
- Grey Blue #647D8E ΔE 0.027
- Dull Blue #49759C ΔE 0.032
- Battleship Grey #6B7C85 ΔE 0.038
- Battleship Gray #6C757D ΔE 0.044
- Slate Gray #708090 ΔE 0.045
Use #4E7C91 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.