#336C97
Closest named color: Muted Blue (#3B719F). oklch(51.3% 0.091 243.8), rgb(51, 108, 151).
Aa
White text reads best on this color (5.62:1).
About this color
#336C97 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.091 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Muted Blue (#3B719F), ΔE 0.020 away. White text reads best on it, at 5.62:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Muted Blue (#3B719F) |
| Black text | 3.73:1 |
| White text | 5.62:1 |
Values
| HEX | #336C97 |
| RGB | rgb(51, 108, 151) |
| HSL | hsl(206, 50%, 40%) |
| OKLCH | oklch(51.3% 0.091 243.8) |
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 #336C97 | 5.62:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #336C97 | 3.73:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #336C97 text on white | 5.62:1 | AA | Lc 77.9 | Fine for body text |
| #336C97 text on black | 3.73:1 | AA large text | Lc -23.9 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CCDBE8
oklch(88.4% 0.024 244.2)
-
Step 300
300
#A9C4DB
oklch(80.8% 0.044 244)
-
Step 400
400
#7BA6CA
oklch(70.7% 0.07 244.3)
-
Step 500
500
#578FBC
oklch(63% 0.09 244.2)
-
Step 600
600
#3B79A8
oklch(55.6% 0.097 243.8)
-
Step 700
700 (this color)
#336C97
oklch(51.3% 0.091 243.8)
-
Step 800
800
#265375
oklch(42.7% 0.075 243.8)
-
Step 900
900
#24455E
oklch(37.7% 0.058 243)
-
Step 950
950
#162837
oklch(26.9% 0.037 244.9)
#336C97 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) | #596D99 | 0.043 |
| Deuteranopia (no green cones) | #4B6396 | 0.033 |
| Tritanopia (no blue cones) | #00767B | 0.067 |
| Achromatopsia (no color) | #676767 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #336C97
#336C97
oklch(51.3% 0.091 243.8)
- #8B5A29
#8B5A29
oklch(51.2% 0.091 63.1)
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 #336C97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Blue #3B719F ΔE 0.020
- Ocean Blue #03719C ΔE 0.024
- Denim #3B638C ΔE 0.028
- Sea Blue #047495 ΔE 0.031
- Peacock Blue #016795 ΔE 0.032
- Flat Blue #3C73A8 ΔE 0.033
- Dull Blue #49759C ΔE 0.037
- Dusky Blue #475F94 ΔE 0.040
Use #336C97 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.