#2F6F99
Closest named color: Muted Blue (#3B719F). oklch(52% 0.093 240.7), rgb(47, 111, 153).
Aa
White text reads best on this color (5.44:1).
About this color
#2F6F99 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.093 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Muted Blue (#3B719F), ΔE 0.016 away. White text reads best on it, at 5.44:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Muted Blue (#3B719F) |
| Black text | 3.85:1 |
| White text | 5.44:1 |
Values
| HEX | #2F6F99 |
| RGB | rgb(47, 111, 153) |
| HSL | hsl(204, 53%, 39%) |
| OKLCH | oklch(52% 0.093 240.7) |
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 #2F6F99 | 5.44:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #2F6F99 | 3.85:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #2F6F99 text on white | 5.44:1 | AA | Lc 76.9 | Fine for body text |
| #2F6F99 text on black | 3.85:1 | AA large text | Lc -24.8 | 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 700.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE8
oklch(88.5% 0.025 238.4)
-
Step 300
300
#A7C5DB
oklch(80.8% 0.045 239.9)
-
Step 400
400
#77A7CA
oklch(70.7% 0.073 240.7)
-
Step 500
500
#5291BC
oklch(63.2% 0.092 240.2)
-
Step 600
600
#347AA8
oklch(55.6% 0.1 240.8)
-
Step 700
700 (this color)
#2F6F99
oklch(52% 0.093 240.7)
-
Step 800
800
#215475
oklch(42.7% 0.077 240.4)
-
Step 900
900
#21455E
oklch(37.6% 0.06 241.1)
-
Step 950
950
#142937
oklch(27% 0.038 239.4)
#2F6F99 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) | #5C6F9B | 0.048 |
| Deuteranopia (no green cones) | #4D6598 | 0.038 |
| Tritanopia (no blue cones) | #00797D | 0.065 |
| Achromatopsia (no color) | #6A6A6A | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6F99
#2F6F99
oklch(52% 0.093 240.7)
- #8F5B2B
#8F5B2B
oklch(51.9% 0.093 61)
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 #2F6F99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Blue #3B719F ΔE 0.016
- Ocean Blue #03719C ΔE 0.019
- Sea Blue #047495 ΔE 0.025
- Flat Blue #3C73A8 ΔE 0.029
- Dull Blue #49759C ΔE 0.032
- Peacock Blue #016795 ΔE 0.035
- Denim #3B638C ΔE 0.036
- Metallic Blue #4F738E ΔE 0.039
Use #2F6F99 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.