#2D6579
Closest named color: YInMn Blue (#415A77). oklch(47.8% 0.067 224.3), rgb(45, 101, 121).
Aa
White text reads best on this color (6.46:1).
About this color
#2D6579 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 48%, its chroma 0.067 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.036 away. White text reads best on it, at 6.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.24:1 |
| White text | 6.46:1 |
Values
| HEX | #2D6579 |
| RGB | rgb(45, 101, 121) |
| HSL | hsl(196, 46%, 33%) |
| OKLCH | oklch(47.8% 0.067 224.3) |
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 #2D6579 | 6.46:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #2D6579 | 3.24:1 | AA large text | Lc 22.2 | Dividers and decoration only |
| #2D6579 text on white | 6.46:1 | AA | Lc 81.9 | Fine for body text |
| #2D6579 text on black | 3.24:1 | AA large text | Lc -20.0 | 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
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CDDCE2
oklch(88.5% 0.018 223.6)
-
Step 300
300
#ABC6D0
oklch(81% 0.032 222.1)
-
Step 400
400
#7EA8B9
oklch(70.7% 0.052 224.8)
-
Step 500
500
#5B92A7
oklch(63% 0.066 224.3)
-
Step 600
600
#407C93
oklch(55.5% 0.072 225.4)
-
Step 700
700 (this color)
#2D6579
oklch(47.8% 0.067 224.3)
-
Step 800
800
#2A5566
oklch(42.6% 0.055 226.1)
-
Step 900
900
#274753
oklch(37.9% 0.043 224.2)
-
Step 950
950
#172930
oklch(26.9% 0.027 224.6)
#2D6579 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) | #5A637A | 0.052 |
| Deuteranopia (no green cones) | #4F5B79 | 0.046 |
| Tritanopia (no blue cones) | #006B6B | 0.040 |
| Achromatopsia (no color) | #5E5E5E | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D6579
#2D6579
oklch(47.8% 0.067 224.3)
- #7D513D
#7D513D
oklch(47.9% 0.067 45.1)
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 #2D6579, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.036
- Dark Aqua #05696B ΔE 0.037
- Denim #3B638C ΔE 0.037
- Petrol #005F6A ΔE 0.040
- Slate #516572 ΔE 0.040
- Peacock Blue #016795 ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.047
- Deep Turquoise #017374 ΔE 0.049
Use #2D6579 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.