#456D7E
Closest named color: Slate (#516572). oklch(51.2% 0.052 226.8), rgb(69, 109, 126).
Aa
White text reads best on this color (5.61:1).
About this color
#456D7E is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.052 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.027 away. White text reads best on it, at 5.61:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #456D7E |
| RGB | rgb(69, 109, 126) |
| HSL | hsl(198, 29%, 38%) |
| OKLCH | oklch(51.2% 0.052 226.8) |
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 #456D7E | 5.61:1 | AA | Lc -83.3 | Fine for body text |
| Black text on #456D7E | 3.74:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #456D7E text on white | 5.61:1 | AA | Lc 78.0 | Fine for body text |
| #456D7E text on black | 3.74:1 | AA large text | Lc -23.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B0C4CD
oklch(80.8% 0.025 226.6)
-
Step 400
400
#87A6B4
oklch(70.7% 0.04 227.1)
-
Step 500
500
#6890A2
oklch(63% 0.052 227.6)
-
Step 600
600
#4E7A8D
oklch(55.5% 0.057 227.1)
-
Step 700
700 (this color)
#456D7E
oklch(51.2% 0.052 226.8)
-
Step 800
800
#345461
oklch(42.7% 0.043 225.7)
-
Step 900
900
#2E4550
oklch(37.6% 0.034 229.3)
-
Step 950
950
#1B292F
oklch(27.1% 0.022 226.4)
#456D7E 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) | #646B7F | 0.040 |
| Deuteranopia (no green cones) | #5C657E | 0.036 |
| Tritanopia (no blue cones) | #2C7272 | 0.037 |
| Achromatopsia (no color) | #686868 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456D7E
#456D7E
oklch(51.2% 0.052 226.8)
- #805E4D
#805E4D
oklch(51.3% 0.052 47.7)
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 #456D7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.027
- Metallic Blue #4F738E ΔE 0.032
- Denim #3B638C ΔE 0.045
- Deep Aqua #08787F ΔE 0.046
- Sea Blue #047495 ΔE 0.048
- Dull Blue #49759C ΔE 0.049
- Deep Turquoise #017374 ΔE 0.050
- Muted Blue #3B719F ΔE 0.051
Use #456D7E 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.