#2F6586
Closest named color: Denim (#3B638C). oklch(48.5% 0.078 238.1), rgb(47, 101, 134).
Aa
White text reads best on this color (6.31:1).
About this color
#2F6586 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 48%, its chroma 0.078 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.017 away. White text reads best on it, at 6.31:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #2F6586 |
| RGB | rgb(47, 101, 134) |
| HSL | hsl(203, 48%, 35%) |
| OKLCH | oklch(48.5% 0.078 238.1) |
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 #2F6586 | 6.31:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #2F6586 | 3.32:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #2F6586 text on white | 6.31:1 | AA | Lc 81.2 | Fine for body text |
| #2F6586 text on black | 3.32:1 | AA large text | Lc -20.6 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDBE6
oklch(88.4% 0.021 241.4)
-
Step 300
300
#ABC5D7
oklch(81% 0.038 238.2)
-
Step 400
400
#7DA7C2
oklch(70.8% 0.06 236.9)
-
Step 500
500
#5B90B3
oklch(63% 0.077 238.6)
-
Step 600
600
#3F7A9F
oklch(55.6% 0.084 238.4)
-
Step 700
700 (this color)
#2F6586
oklch(48.5% 0.078 238.1)
-
Step 800
800
#29546E
oklch(42.7% 0.064 237.4)
-
Step 900
900
#264559
oklch(37.6% 0.05 238.4)
-
Step 950
950
#172934
oklch(27.1% 0.031 236.4)
#2F6586 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) | #566588 | 0.045 |
| Deuteranopia (no green cones) | #4A5C85 | 0.037 |
| Tritanopia (no blue cones) | #006D70 | 0.055 |
| Achromatopsia (no color) | #606060 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2F6586
#2F6586
oklch(48.5% 0.078 238.1)
- #805330
#805330
oklch(48.5% 0.078 57.4)
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 #2F6586, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.017
- Peacock Blue #016795 ΔE 0.030
- Light Navy Blue #2E5A88 ΔE 0.035
- YInMn Blue #415A77 ΔE 0.037
- Denim Blue #3B5B92 ΔE 0.041
- Dusky Blue #475F94 ΔE 0.041
- Ocean Blue #03719C ΔE 0.044
- Sea Blue #047495 ΔE 0.046
Use #2F6586 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.