#4976AB
Closest named color: Flat Blue (#3C73A8). oklch(55.7% 0.097 253.4), rgb(73, 118, 171).
Aa
White text reads best on this color (4.70:1).
About this color
#4976AB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 56%, its chroma 0.097 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Flat Blue (#3C73A8), ΔE 0.017 away. White text reads best on it, at 4.70:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Flat Blue (#3C73A8) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #4976AB |
| RGB | rgb(73, 118, 171) |
| HSL | hsl(212, 40%, 48%) |
| OKLCH | oklch(55.7% 0.097 253.4) |
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 #4976AB | 4.70:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #4976AB | 4.46:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #4976AB text on white | 4.70:1 | AA | Lc 72.5 | Content text, not long reading |
| #4976AB text on black | 4.46:1 | AA large text | Lc -29.2 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CEDAE9
oklch(88.4% 0.024 254)
-
Step 300
300
#AEC3DD
oklch(81% 0.043 253.8)
-
Step 400
400
#82A3CC
oklch(70.6% 0.071 254.1)
-
Step 500
500
#628CBE
oklch(63% 0.089 253.4)
-
Step 600
600 (this color)
#4976AB
oklch(55.7% 0.097 253.4)
-
Step 700
700
#3A6393
oklch(49.2% 0.09 253.4)
-
Step 800
800
#305177
oklch(42.8% 0.075 253)
-
Step 900
900
#2B4360
oklch(37.7% 0.058 253.8)
-
Step 950
950
#192738
oklch(26.9% 0.037 253.8)
#4976AB 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) | #6079AD | 0.029 |
| Deuteranopia (no green cones) | #536FAA | 0.021 |
| Tritanopia (no blue cones) | #008289 | 0.084 |
| Achromatopsia (no color) | #747474 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4976AB
#4976AB
oklch(55.7% 0.097 253.4)
- #956A2A
#956A2A
oklch(55.6% 0.097 73.9)
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 #4976AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Flat Blue #3C73A8 ΔE 0.017
- Dull Blue #49759C ΔE 0.023
- Muted Blue #3B719F ΔE 0.028
- Cerulean #457B9D ΔE 0.030
- Stormy Blue #507B9C ΔE 0.032
- Windows Blue #3778BF ΔE 0.033
- Steel Blue #4682B4 ΔE 0.034
- French Blue #436BAD ΔE 0.034
Use #4976AB 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.