#426F7E
Closest named color: Metallic Blue (#4F738E). oklch(51.5% 0.055 221.3), rgb(66, 111, 126).
Aa
White text reads best on this color (5.51:1).
About this color
#426F7E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.055 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.032 away. White text reads best on it, at 5.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.80:1 |
| White text | 5.51:1 |
Values
| HEX | #426F7E |
| RGB | rgb(66, 111, 126) |
| HSL | hsl(195, 31%, 38%) |
| OKLCH | oklch(51.5% 0.055 221.3) |
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 #426F7E | 5.51:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #426F7E | 3.80:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #426F7E text on white | 5.51:1 | AA | Lc 77.5 | Fine for body text |
| #426F7E text on black | 3.80:1 | AA large text | Lc -24.3 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#CFDCE0
oklch(88.6% 0.015 218.1)
-
Step 300
300
#AFC5CD
oklch(80.9% 0.026 221.6)
-
Step 400
400
#84A7B4
oklch(70.7% 0.043 222.5)
-
Step 500
500
#6491A1
oklch(63% 0.054 222.1)
-
Step 600
600
#4A7B8C
oklch(55.5% 0.059 222.2)
-
Step 700
700 (this color)
#426F7E
oklch(51.5% 0.055 221.3)
-
Step 800
800
#315561
oklch(42.7% 0.046 221.4)
-
Step 900
900
#2C464F
oklch(37.7% 0.035 221.7)
-
Step 950
950
#1A292E
oklch(27% 0.022 220.6)
#426F7E 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) | #666D7F | 0.046 |
| Deuteranopia (no green cones) | #5D667E | 0.041 |
| Tritanopia (no blue cones) | #257474 | 0.035 |
| Achromatopsia (no color) | #696969 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #426F7E
#426F7E
oklch(51.5% 0.055 221.3)
- #835D4F
#835D4F
oklch(51.5% 0.055 41.1)
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 #426F7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.032
- Slate #516572 ΔE 0.032
- Deep Aqua #08787F ΔE 0.040
- Deep Turquoise #017374 ΔE 0.045
- Sea Blue #047495 ΔE 0.045
- Ocean #017B92 ΔE 0.047
- Dark Aquamarine #017371 ΔE 0.048
- Dull Blue #49759C ΔE 0.049
Use #426F7E 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.