#3D72A2
Closest named color: Muted Blue (#3B719F). oklch(53.7% 0.095 247.8), rgb(61, 114, 162).
Aa
White text reads best on this color (5.08:1).
About this color
#3D72A2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.095 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Muted Blue (#3B719F), ΔE 0.006 away. White text reads best on it, at 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Muted Blue (#3B719F) |
| Black text | 4.12:1 |
| White text | 5.08:1 |
Values
| HEX | #3D72A2 |
| RGB | rgb(61, 114, 162) |
| HSL | hsl(209, 45%, 44%) |
| OKLCH | oklch(53.7% 0.095 247.8) |
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 #3D72A2 | 5.08:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #3D72A2 | 4.12:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #3D72A2 text on white | 5.08:1 | AA | Lc 74.9 | Content text, not long reading |
| #3D72A2 text on black | 4.12:1 | AA large text | Lc -26.8 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CDDBE8
oklch(88.5% 0.023 246.1)
-
Step 300
300
#ACC4DB
oklch(81% 0.042 247.2)
-
Step 400
400
#7FA5CA
oklch(70.8% 0.069 248.1)
-
Step 500
500
#5D8EBC
oklch(63.1% 0.088 247.9)
-
Step 600
600 (this color)
#3D72A2
oklch(53.7% 0.095 247.8)
-
Step 700
700
#346490
oklch(49% 0.088 248.2)
-
Step 800
800
#2C5275
oklch(42.7% 0.073 248.1)
-
Step 900
900
#28445E
oklch(37.7% 0.056 247.8)
-
Step 950
950
#182837
oklch(27% 0.035 247.7)
#3D72A2 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) | #5D74A4 | 0.037 |
| Deuteranopia (no green cones) | #506AA1 | 0.028 |
| Tritanopia (no blue cones) | #007D83 | 0.074 |
| Achromatopsia (no color) | #6E6E6E | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D72A2
#3D72A2
oklch(53.7% 0.095 247.8)
- #92622A
#92622A
oklch(53.7% 0.095 67.3)
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 #3D72A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Blue #3B719F ΔE 0.006
- Flat Blue #3C73A8 ΔE 0.009
- Dull Blue #49759C ΔE 0.019
- French Blue #436BAD ΔE 0.030
- Cerulean #457B9D ΔE 0.032
- Nice Blue #107AB0 ΔE 0.033
- Ocean Blue #03719C ΔE 0.034
- Metallic Blue #4F738E ΔE 0.037
Use #3D72A2 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.